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PORCUS<br />

Oktober/November 2012 Vol 30 no 6<br />

Die perfekte storm<br />

Highlights of SAPPO’s<br />

2012 conference<br />

AgriBEE Turnover Review Study


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Inhoud/Contents<br />

PORCUS<br />

Oktober/November Vol 30 no 6<br />

Aktueel<br />

CS Vet Information day . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8<br />

Nuwe baadjie vir voerfi rma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11<br />

Die perfekte storm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12<br />

Quick guide to: Swine Erysipelas . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15<br />

SAPPO Conference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17<br />

Karkaskompetisie se wenners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19<br />

Dankie aan ons borge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20<br />

Visit to Ireland - an impressing fact fi nding mission . . . . . . . . . . . . . . . 23<br />

Eerste boek oor Kolbroek op die rak . . . . . . . . . . . . . . . . . . . . . . . . . . 25<br />

Limpopo Studiegroep hou afskeid . . . . . . . . . . . . . . . . . . . . . . . . . . . 27<br />

To Taste . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28<br />

AgriBEE Turnover Review Study . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31<br />

Alltech predicts a contraction in global feed production in 2013 . . . . . 35<br />

Alltech teams up with IFAMA to fi nd solutions to addressing<br />

the development of human capital in agriculture . . . . . . . . . . . . . . . . . 35<br />

Rubrieke<br />

Market conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4<br />

International news . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36<br />

Pondering Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38<br />

PORCUS is die amptelike tydskrif<br />

van die Suid-Afrikaanse Varkvleisprodusente-organisasie<br />

(SAVPO).<br />

Redaksionele Komitee<br />

Peter Mockford (voorsitter: SAVPO),<br />

Barry Gibbs (vise-voorsitter:<br />

SAVPO), Simon Streicher (hoofbestuurder:<br />

SAVPO)<br />

Redaksie<br />

Derick van der Walt (redakteur),<br />

Tel: (012) 332 1589 of 082 770 5111<br />

E-pos: ccomc@mweb.co.za<br />

Salomé Schutte. Tel: (012) 329 3764<br />

Uitleg: Yolandé van Zyl<br />

Advertensies<br />

Doreen Jonker, Millerstraat 3, Pierre<br />

van Ryneveld 0157.<br />

Tel (012) 662 1006.<br />

Faks (012) 662 1006<br />

Gedruk deur<br />

Business Print Centre, Pretoria.<br />

Uitgegee deur die Suid-Afrikaanse<br />

Varkvleisprodusente-organisasie,<br />

Posbus 36207, Menlo Park 0102.<br />

Tel: (012) 361-3920.<br />

Faks: (012) 361-4069<br />

E-mail: info@sapork.com<br />

Web-bladsy: www.sapork.com<br />

SAVPO aanvaar nie verantwoordelikheid<br />

vir enige aanspraak wat in<br />

advertensies en artikels gemaak<br />

word nie. Menings uitgespreek in<br />

artikels word nie noodwendig deur<br />

SAVPO onderskryf nie.<br />

Opinions expressed in articles are<br />

not necessarily endorsed by SAPPO.<br />

Porcus October/November 2012 3


4<br />

Market conditions<br />

Information supplied by Divan van der Westhuizen of the Bureau of Food and Agricultural Policy (BFAP)<br />

The latest market data indicated that the producer price<br />

of all pork meat classes increased substantially from<br />

July towards the middle of October. The price for BO,<br />

BR, BP and PP meat classes increased on average by<br />

18.49 percent in the stipulated period. The yellow maize<br />

price reported a 7.56 percent decline from August to the<br />

end of October, which implies that profi tability levels<br />

for producers may increase, given current upward price<br />

trends of pork meat and a reduction in the cost of feed.<br />

The total number of pork meat imports in September<br />

has reached its lowest level since September 2010. The<br />

amount of imports has declined by approximately 55.07<br />

percent from March 2012. The simultaneous increase of<br />

total slaughters thus illustrates that it seems like South<br />

Africa is currently expanding the domestic supply of<br />

pork meat.<br />

Farm level analysis<br />

Figure 1: Index for requisites and auction prices<br />

The requisites and auction price index focuses on the pork<br />

auction price on the hook and the pork input cost index. The<br />

yellow maize price, followed by the soybean cake price, is the<br />

key drivers in the requisites index. The latest update from the<br />

BFAP pork industry analysis for October includes the latest<br />

projections based on the BFAP livestock model. Currently, the<br />

update illustrated that the requisites index could increase by<br />

approximately 26.15 percent from 2011, mainly due to higher<br />

anticipated maize and soybean prices. The pork auction price<br />

on hook is currently projected at R16.99/kg for 2011, 3.88 percent<br />

higher than a year earlier. The auction price and requisites<br />

indices in October were 218.5 and 300.6 percent respectively<br />

(base year = 2000).<br />

Figure 2 illustrates the pork to maize price ratio which represents<br />

a profi tability indicator for pork producers. The indicator is<br />

simply a ratio between the yellow maize and the particular pork<br />

price. The higher price for both PP and BP quality pork meat,<br />

simultaneously with a lower yellow maize price from August to<br />

October, implies that both profi tability indicators have increased<br />

over the mentioned period. The pork to maize price ratio for<br />

PP and BP meat products has increased by 28 percent from<br />

August to October. The ratio for PP products was in October<br />

8.20, 1.37 points higher than in July. Similarly, the BP ratio for<br />

the same period was 7.59, 1.68 points higher than in August.<br />

However, both PP and BP profi tability indicators were still lower<br />

than the same period in 2011.<br />

Figure 2: Pork to maize price ratio<br />

The USDA Feed Outlook was released in October, which<br />

projected the average corn yield at 122 bushels per acre. Corn<br />

supplies for the 2012/2013 year was further lowered, which<br />

tightened corn ending stocks even more. The projected average<br />

corn price received by producers was estimated in the<br />

range of $7.10 to $8.50 per bushel. However, foreign supplies,<br />

mainly from Brazil, increased signifi cantly. Brazil’s exports for<br />

the 2012/2013 production year were raised by more than 30<br />

percent in October and are currently estimated at a record of<br />

19 million tons. Domestically, the SAFEX price for yellow maize<br />

in August was R2 691 per ton (Figure 3). Towards the end of<br />

October, a reduction of approximately 7.56 percent occurred.<br />

The average reported yellow maize price in October was<br />

R2 487 per ton. As stated earlier, a reduction in the price of<br />

yellow maize implies that the cost of feed can become cheaper,<br />

since yellow maize is an important ingredient in animal feed.<br />

Figure 3 further indicates a sharp increase in the price of PP<br />

quality pork meat from July towards the middle of October. The<br />

average reported price for PP products in October was R20.40/<br />

kg. Year on year, the price for PP meat traded ten percent<br />

higher.<br />

Figure 3: Pork price and YM SAFEX price<br />

International<br />

The market impact of EU regulations on group housing of sows<br />

published in April 2012 analysed the impact of new welfare regulations<br />

on the European pig sector. These regulations included<br />

the requirement that sows are kept in social groups rather than<br />

in individual stalls for the majority of the gestation period. The<br />

BPEX provided an update in October, which highlighted the<br />

three most likely scenarios. The fi rst scenario stated that the<br />

most likely outcome will be that pig production will decrease by<br />

roughly fi ve percent from 2011 levels which implies an increase<br />

in pork price. Secondly, a sharper decrease in production can<br />

Porcus Oktober/November 2012


Market conditions<br />

occur, resulting in even higher prices, shortage of pork meat<br />

and the necessity for political intervention. Lastly, an alignment<br />

in production may occur where breeding will be concentrated in<br />

North West Europa and fi nishing in Eastern and Southern Europe,<br />

reducing overall production costs. The update in October stated<br />

that most recent results indicated that a fi ve percent decrease in<br />

production is realistic. The latest census results suggested that<br />

the decline in breeding units have already started. Overall, pig<br />

numbers were down by 1.5 percent while sow numbers already<br />

decreased by nearly four percent. However, the most of the reduction<br />

in breeding herds will take place in the remainder of 2012<br />

and towards early 2013. The latter may imply a spike in international<br />

pork prices in the short term due to supply defi cits.<br />

Source: British Pig Executive (BPEX), 11 November 2012<br />

(www.bpex.org)<br />

Abattoir level analysis<br />

The abattoir analysis focuses on two aspects, namely the total<br />

number of pigs slaughtered and the number of slaughterings<br />

per province.<br />

Figure 4: Total numbers slaughtered (national estimates)<br />

The total number of pigs slaughtered has increased by 20 400<br />

(9.07%) animals from July to August. Total pigs slaughtered in<br />

August amounted to 245 352 animals, nearly 18 percent higher<br />

than the same period in 2011. Figure 4 illustrates a three month<br />

moving average (MA) for national pigs slaughtered. The MA<br />

in August was approximately 230 787 animals, 4.19 percent<br />

higher than in July. In addition, the fi gure states that the MA<br />

exhibits an increasing trend since April. All provincial slaughters<br />

increased from July to August. The total amount of pigs slaughtered<br />

in Gauteng was 114 767 animals, a 7.81 percent increase<br />

from the preceding month. KwaZulu-Natal (KZN) reported an increase<br />

of 2.84 percent and Western Cape, 16.53 percent. The<br />

total slaughters in KZN and Western Cape were 32 253 and<br />

29 315 animals respectively. The accumulative slaughters for<br />

2012 in September were 1.709 million animals.<br />

The price of all pork meat classes have increased substantially<br />

from July towards the middle of October as illustrated by<br />

Figure 6. An average increase of 18.37 percent occurred in the<br />

stipulated period. The price of BP pork products in the second<br />

week of July was R15.83/kg. Thereafter, a sideways price<br />

trend occurred towards 24 August. However, in the last week<br />

of August, the BP price increased to R16.38/kg. Throughout<br />

September and towards the middle of October, the BP price<br />

Figure 5: Slaughters per province<br />

VOORGROND<br />

maintained a bullish trend and reported a price of R19.72/kg<br />

in the week of 19 October, approximately 24.57 percent higher<br />

than in the second week of July. The price of BO and BR<br />

pork products indicated a similar trend. BO and BR products<br />

reported a price of R18.08/kg and R17.47/kg respectively in<br />

the second week of October, on average 13.82 percent higher<br />

than in the beginning of July. As mentioned earlier, the price<br />

for PP products has increased by 14.54 percent from 13 July<br />

to 12 October. The average reported PP price for the fi rst two<br />

weeks of October was R18.43/kg, nearly R2.40/kg higher<br />

than in July. All meat classes averaged at R20.25/kg in the<br />

third week of October, 12.76 percent higher from the same<br />

period in 2011.<br />

Figure 6: Average price for various classes 1<br />

Wholesale and retail price analysis<br />

Figure 7: Margin analysis for porkers and baconers,<br />

2011 & 2012<br />

Index levels<br />

The margin analysis in the sample for porker and baconer<br />

products analyses the spread between wholesale and retail<br />

pork prices. The sample analysis in October indicated an increase<br />

in the retail price of pork spare ribs and marinated pork<br />

Continued on p 6<br />

Porcus October/November 2012 5


Market conditions continued from p 5<br />

6<br />

Market conditions<br />

ribs which imposes an increase in the combined basket index<br />

for porker products. In the sample space for baconer products,<br />

the retail price of shoulder bacon has increased from the<br />

previous estimate in August. A marginal decrease in the index<br />

margin for porker products occurred from August to October,<br />

which implies that the spread between the wholesale and retail<br />

price has decreased. A sideways movement occurred in the<br />

spread or index margin for baconer products. The index margin<br />

for porker and baconer products in October were approximately<br />

119 and 173 percent respectively (base year = 2008).<br />

Import analysis<br />

Figure 8: Total imports to South Africa<br />

The total imports of pork meat in September to South Africa reported<br />

its lowest level since September 2010. Pork imports for<br />

September amounted to a total of 1 730 tonnes, approximately<br />

5.71 percent down from August and a 26.19 percent decrease<br />

from June. However, the imports of ribs increased from August<br />

to September from 1 132 to 1 388 tonnes. Imports of hams,<br />

shoulder and other cuts have decreased in the same period.<br />

The three main countries of imports were Germany, Canada and<br />

France. The total imports from Germany in September were 895<br />

tonnes, marginally lower than the preceding month. Canadian<br />

imports have decreased by almost 50 percent from August to<br />

September and reported 205 tonnes of pork meat imports to<br />

South Africa. Year to year, imports in September were marginally<br />

lower.<br />

Figure 9: Imports of pork to South Africa<br />

1 May 2010 price data has been estimated and may not be<br />

completely representative.<br />

Porcus Oktober/November 2012


VOORGROND<br />

Eerste boek oor Kolbroek op die rak<br />

Vir varkliefhebbers, varkprodusente,<br />

veeartse en ander belangstellendes<br />

is daar goeie nuus. Die eerste boek<br />

oor die Kolbroek-varkras is nou op<br />

die rakke, Die Kolbroek – ‘n Kaleidoskoop<br />

van moontlikhede, deur dr<br />

Danie Visser, ‘n bekende veekundige.<br />

Prof Jannes van Ryssen (hoofredakteur<br />

van die SASAS Journal) en Keith<br />

Ramsey (Departement van Landbou,<br />

Bosbou en Visserye)<br />

Benica Mills (HESSA) en Dewald de<br />

Beer (AFGRI Farm City, Olympus)<br />

Deon Odendaal (NETSTAR), Judy<br />

Odendaal (HIPRA) en Karen Willis<br />

(Karly’s Creations)<br />

Dr Koos Botha (Green Vet) en Elsabé<br />

Visser van Pretoria<br />

‘n Holistiese oorsig van die ras word<br />

gegee, vanaf Jan van Riebeeck tot die<br />

mees onlangse navorsing wat op die<br />

ras gedoen is. Die evolusie van die ras,<br />

aanpasbaarheid, teling, standaarde van<br />

voortrefl ikheid en voedingsriglyne word<br />

ook bespreek. Die boek bevat heelwat<br />

foto’s van die ras, grafi ese verduidelikings<br />

en interessante vertellings.<br />

Die voorwoord is geskryf deur professor<br />

Willem Vosloo – professor emmeritus<br />

– van die departement veekunde aan die<br />

universiteit van Stellenbosch. Die boek is<br />

geborg deur HIPRA Animal Health, gepubliseer<br />

deur Plaas Publishing en word<br />

versprei deur Kejafa Knowlede Works. Die<br />

boek is beskikbaar by landbou-koöperasies<br />

en die meeste boekwinkels.<br />

Navrae: kejafa@mweb.co.za.<br />

(Die foto’s is by die bekendstelling van<br />

die boek geneem.)<br />

Dr Mary-Louise Penrith (veearts) en<br />

Marge Davies (Pretoria)<br />

Jan van der Merwe (Steinhoff International)<br />

en Carien en dr Wantie<br />

Burger (New Style Pork)<br />

Carien Jacobs (Dairy Gold SA) en<br />

Pieter Jacobs (LNR, Silverton)<br />

Dr Danie Visser en sy vrou Elsabé<br />

Karen Jenkinson (Swineline), Stephan<br />

en Wilmien Heyl (Dalein Plaasbou) en<br />

Peter Mockford (Mockford Farms)<br />

Con en Anette van der Colf (The Art<br />

of Con) en Pierre Vosloo (The Hillside<br />

Tavern)<br />

SAPPO levy<br />

SAPPO’s national annual general meeting<br />

approved a recommendation of the SAPPO<br />

Council that the current collection period of<br />

four years for the statutory levy be reduced<br />

to three years and that SAPPO applies<br />

for a new levy of R8.50 per slaughter pig<br />

and live pigs exported. The levy will be<br />

applicable as from 1 November 2013 until<br />

31 October 2016, and not as of 2012 as<br />

reported in our previous issue. An annual<br />

increase of 5% will be applicable.<br />

Porcus October/November 2012 7


8<br />

CS Vet INFORMAtION DAY<br />

One piglet per teat is the ideal<br />

“In every new-born litter, the ideal is<br />

to have one piglet per teat,” said Dr<br />

Andrew Tucker of CS Vet at the farmers’<br />

day.<br />

He said that increasing litter sizes and<br />

decreasing birth weight coupled with<br />

rapidly increased born alive has in most<br />

pig herds resulted in sows that do not<br />

have enough teats for all her piglets.<br />

Therefore, it is imperative to utilise every<br />

teat.<br />

Dr Tucker said some farms manage<br />

Low<br />

protein diets<br />

are cheaper<br />

Low protein diets reduce feed<br />

cost, reduce the amount of excess<br />

dietary amino acids, and create a<br />

balanced amino acid profile when<br />

first-limiting amino acids are sufficiently<br />

supplemented, said Friedel<br />

Meyer of CS Vet at the farmers’<br />

day.<br />

He said a low protein diet also improves<br />

feed conversion efficiency,<br />

while animals produce less ammonia<br />

gas emissions due to lower nitrogen in<br />

manure, which will improve the health<br />

and productivity of pigs.<br />

For every one percent drop in crude<br />

protein, the nitrogen excretion is reduced<br />

by approximately eight percent.<br />

As far as formulating tomorrow’s<br />

diets are concerned, the extent of<br />

reducing protein percentages in rations<br />

will depend on the price of soybeans<br />

and synthetic amino acids.<br />

Availability, price and nutritional value<br />

of alternative protein sources will also<br />

play a role.<br />

Enzymes such as non-starch polysaccharide<br />

(NSP) enzymes and protein<br />

digesting enzymes (proteases) will<br />

become more important when high<br />

fibrous by-products are used in pig<br />

diets.<br />

Meyer said that batches of raw materials<br />

should be analysed regularly for<br />

quality control and formulations have<br />

to be based on analysed values.<br />

to make use of all the sow’s teats, and<br />

outlined the following focus points:<br />

• The gilt’s milk must be stimulated<br />

properly, without burning her out.<br />

• The sow’s condition is very important<br />

to get intakes up. A fat sow has a<br />

decreased appetite, resulting in decreased<br />

weaning weights. However, if<br />

a sow is too thin, it may lead to stand<br />

overs.<br />

• The correct ration is important to fulfil<br />

the sow’s lactation needs, thereby<br />

maximising milk production.<br />

CS Vet’s annual farmers’ day<br />

took place outside<br />

Pretoria in October.<br />

• Count the sow’s functional teats and<br />

pack the piglets accordingly.<br />

• Minimise fostering.<br />

• Don’t size litters.<br />

• The piglet’s body temperature must be<br />

kept up at farrowing. Piglets should be<br />

dry and warm.<br />

• Get the piglet onto the teat as soon as<br />

possible once it is warm.<br />

• Cull poor producers. Look at the<br />

whole picture, and not only at born<br />

alive. Piglets weaned and the condition<br />

of the udder also plays a role.<br />

Mauritz de Villiers, Reon Oosthuizen en dr Albert Schutte (almal van Kanhym)<br />

De Villiers Beukes, Elizma Richter en William Gee (almal van Kanhym)<br />

Tommie Wolwehoek, Arno Spiske (albei van die Midland Groep) en dr Peter<br />

Evans (CS Vet)<br />

Porcus Oktober/November 2012


Replace to improve, not to replenish<br />

“The purpose of sow replacement<br />

should be to improve, not just to<br />

replenish”, said Dr Heinz Bodenstein<br />

of CS Vet at the farmers’ day.<br />

He said the purpose of culling is to<br />

replace sows with younger animals that<br />

have the potential to outperform the<br />

animal being replaced. Unfortunately<br />

the reality is that most sows are culled<br />

due to reproductive failure, lameness,<br />

death and welfare. To improve herd<br />

performance over time, culling should be<br />

based on on-farm productivity data.<br />

Dr Bodenstein said the effectiveness<br />

of replacement is determined by culling<br />

policy, sow mortality, potential (of the<br />

replacement and replaced animal) and<br />

Augusta en Karel Minnaar (Bothaville), Francois du Toit en Reinder Groenewold (albei van TOPIGS SA)<br />

Jurgens Reynders (Kanhym), Etienne Sullwald en Manfred<br />

Sullwald (albei van RK Boerdery)<br />

the effectiveness of introducing the new<br />

animals.<br />

The ideal removal rate is determined<br />

by various factors. These include current<br />

herd profile, the cost per piglet produced,<br />

lactation length and the cost of<br />

the replacement gilt. Should the removal<br />

rate be too low, the number of older animals<br />

are increased which could lead to<br />

the increased incidence of non-specific<br />

uro-genital infections and lower production<br />

levels. High removal rates leads to<br />

the increased number of younger sows,<br />

which could also lower the herd’s production<br />

levels and increases the cost per<br />

piglet produced.<br />

Evaluating replacement, one would<br />

monitor the average age of the herd,<br />

CS Vet INFORMAtION DAY<br />

mean parity at removal, the herd/group<br />

age profile, the interval between the last<br />

production event and removal, and most<br />

important the reason for removal.<br />

Dr Bodenstein made the distinction<br />

between voluntary culling and involuntary<br />

culling. Voluntary culling is done for economic<br />

reasons and is based on on-farm<br />

productivity data.<br />

The aim of every farm’s culling strategy<br />

should be to increase the proportion<br />

of voluntary culls.<br />

Involuntary culling is the result of<br />

mismanagement and disease. It is costly<br />

and should be reduced by monitoring<br />

culling data, identifying the problem<br />

areas and rectifying the causes.<br />

Pierre van der Westhuizen (4MIX), Romi en Marius Coetzee<br />

(Leoday Boerdery)<br />

Porcus October/November 2012 9


10<br />

Porcus Oktober/November 2012


Belê in jou personeel<br />

“Dit is die moeite werd om in jou<br />

personeel te belê,” het dr Pieter<br />

Vervoort van CS Vet by die boeredag<br />

gesê.<br />

Varkboerdery is ‘n kaptiaal-intensiewe<br />

besigheid en elke pos wat in die besigheid<br />

geskep word, verg ‘n groot belegging<br />

wat uiteindelik ‘n uitwerking op die<br />

besigheid se wins gaan hê. Personeel<br />

wat slaplê, doen dit teen ‘n baie groot<br />

koste vir die besigheid.<br />

Volgens dr Vervoort is Suid-Afrikaanse<br />

varkboere geneig om te veel personeel<br />

op die plaas te hê. Op varkplase in ander<br />

lande is agt werkers daarvoor verantwoordelik<br />

om na 1 000 sôe om te sien.<br />

Plaaslike varkboere kan dit ook doen,<br />

maar hulle sal anders moet dink en die<br />

Craig McCord (Pietermaritzburg), Shaun de Jager (Dundee)<br />

en dr Pieter Vervoort (CS Vet)<br />

MG2Mix spog met ‘n nuwe baadjie. Die<br />

firma staan nou as 4Mix bekend. 4Mix<br />

is ‘n internasionale maatskappy wat<br />

nou uit drie afdelings bestaan: MG2Mix,<br />

NatuMix en InfoMix.<br />

Mg2Mix is steeds die vervaardiger<br />

van spesialiteitsvoermengsels en dierevoer.<br />

NatuMix is ‘n nuwe vervaardiger<br />

van spesialiteitsvoerbymiddels en InfoMix<br />

mense wat hulle aanstel, anders moet<br />

hanteer. Dit is belangrik om werkers te<br />

betaal vir die werk wat hulle doen, en<br />

hulle nie net te betaal om elke dag die<br />

bywoningsregister te onderteken nie.<br />

Groter varkeenhede is meer doeltreffend<br />

sover dit die aanwending van<br />

personeel betref. Dit kan wees omdat<br />

werkers meer gespesialiseerd is, omdat<br />

daar ‘n groter mate van spanwerk is<br />

en omdat personeel meer vrye tyd kry.<br />

Verder het groter varkeenhede oor die<br />

algemeen beter geriewe, meer opgeleide<br />

mense en daar word beter na die personeel<br />

omgesien.<br />

Dr Vervoort het gesê elke varkboer<br />

moet homself die vraag afvra of hy of<br />

sy dit kan bekostig om onopgeleide<br />

werkers aan te stel. Werkers wat reeds<br />

is ‘n nuwe verskaffer van inligting oor<br />

dierevoer.<br />

Volgens Chis Beghin, besturende<br />

direkteur van 4Mix, was die verande–<br />

ring nodig omdat die maatskappy se<br />

struktuur en beeld nie meer ‘n ware<br />

weerspieëling was van die beeld wat die<br />

firma wou uitdra nie. “Dit het ook nie die<br />

waardes weerspieël wat ons uitleef nie,<br />

CS Vet INLIGtINGSDAG<br />

opgelei is, het baie minder indiensopleiding<br />

nodig, omdat dit nie nodig is om<br />

op ‘n basiese vlak te begin oplei nie.<br />

Oor die algemeen is mense met tersiêre<br />

opleiding ook baie meer gemotiveerde<br />

werkers.<br />

Dr Vervoort het daarop gewys dat die<br />

publiek ‘n negatiewe persepsie van die<br />

varkbedryf, boere en grondeienaars het.<br />

Tog is die varkbedryf ‘n volwasse bedryf<br />

wat vir dié wat dit reg benader, groot<br />

winste in die sak kan bring. Die algemene<br />

persepsie van voedsel is ook besig<br />

om ten goede te verander. Die meeste<br />

varkboere is in die posisie om hul werkers<br />

bogemiddelde salarisse te betaal en varkboere<br />

bied aan mense die geleentheid<br />

om ‘n beroep vir hulself te ontwikkel.<br />

Chris Beghin (4MIX), Richard Hobbs en Franco Smith (albei<br />

van Rubicon)<br />

Nuwe baadjie vir voerfirma naamlik vertroue, integriteit en passie.<br />

Met die twee vervaardigingsafdelings en<br />

‘n inligtingsdiens, kan ons nou doeltreffender<br />

funksioneer. Produsente het nou<br />

nie net toegang tot ‘n meer omvattende<br />

reeks hoë waarde en kwaliteitprodukte<br />

nie, maar die produkte gaan ook gepaard<br />

met die regte inligting op die regte<br />

tyd.”<br />

Porcus October/November 2012 11


12<br />

???<br />

Die perfekte<br />

storm<br />

Die storm wat ons varkbedryf die<br />

afgelope tyd bekruip het, is nog in<br />

volle dramatiese swang. Dit is asof<br />

alles meteens bymekaargekom het:<br />

• ‘n Knap binnelandse mielievoorraad.<br />

• Die droogte wat die VSA, asook lande<br />

soos Argentinië getref het, wat nie net<br />

mielies nie, maar ook sojapryse die<br />

hoogte in laat skiet het.<br />

• Onbeheersde uitbreiding in die plaaslike<br />

pluimveebedryf.<br />

• Die bo-normale beskikbaarheid van<br />

vleis weens die ongekende verbetering<br />

in varkvleisprodusente se reproen<br />

produksieparameters, sowel as die<br />

bemarking van swaarder karkasse.<br />

• Roekelose vleisinvoere, asook<br />

die dreigende storting van beesvleiskarkasse<br />

vanaf Botswana.<br />

• Sprake dat die Europese Unie kan<br />

ontbind weens die bankrotskap van<br />

verskeie lede.<br />

• Amerika wat meer as sestien triljoen<br />

dollar skuld, by verre die hoogste skuld<br />

van enige land in wêreldgeskiedenis.<br />

• ‘n Dalende groeikoers in Sjina, wat<br />

vir die afgelope vyf jaar ongekende<br />

opwaarste groei getoon het.<br />

• Plaaslike verbruikers wat sukkel met<br />

ongewone elektrisiteit-, brandstof- en<br />

loopfoonuitgawes, derhalwe het hulle<br />

min oor om op kos te spandeer.<br />

Waarheen nou?<br />

Daar is geen twyfel dat baie varkvleis-<br />

produsente, nie net in Suid Afrika nie,<br />

maar in baie ander lande, die wind van<br />

voor ervaar. Ouer en kleiner produsente<br />

is reg om die handdoek in te gooi. Dit is<br />

ironies dat die likwidasie van kuddes tot<br />

‘n korttermynoorvloed mag lei, wat die<br />

mark nog verder onder druk kan plaas<br />

en dan weer in agt tot tien maande van<br />

nou af tot ernstige tekorte mag lei. Die<br />

hoogste pieke en laagste trôe van varkvleispryse<br />

is en bly te wisselvallig en te<br />

wispelturig. Produsente wat die aanslag<br />

sal kan weerstaan, sal weer soos in die<br />

verlede, die vrugte van hulle geduld kan<br />

pluk.<br />

Produsente is weer besig om na<br />

elke uitgawe te kyk en te besin. Daar is<br />

basies twee belangrike aspekte om te<br />

onthou:<br />

1. Om plaasproduksie optimaal te benut,<br />

en<br />

2. Om maniere te ontdek en te implementeer,<br />

om die uitermatige hoë<br />

voerkostes te verminder.<br />

Plaasproduksie<br />

• Word alle beskikbare geboue op jou<br />

boerdery ten volle reg benut?<br />

• Het elke vertrek plafonne en word die<br />

korrekte temperature vir elke fase van<br />

produksie gehandhaaf?<br />

• Het ‘n konsultant of kundige jou onlangs<br />

besoek en is elke faset van die<br />

produksieketting ondersoek?<br />

• Hoe lyk jou soguitskotbeleid en wat<br />

Dr Pieter Grimbeek, MooiVet<br />

is die kudde se pariteitstruktuur?<br />

• Word voervermorsing beperk?<br />

• Is die regte genetika aangekoop?<br />

• Is daar ‘n duidelike jongsoggievervangingsbeleid<br />

met die nodige<br />

strukture en geboue en personeel<br />

wat dit verstaan? Daar is geen rede<br />

dat eerstepariteitsôe nie syfers van<br />

meer as 11 lewendig gebore en ‘n<br />

jongingstempo van meer as 90% kan<br />

handhaaf nie.<br />

• Word die personeel gereeld opgelei,<br />

gemotiveer en getoets? Bereik hulle<br />

die standaarde wat jy van hulle<br />

verwag? Word konsultante gedurig<br />

uitgedaag om nuwe idees en kundigheid<br />

plaas toe te bring?<br />

Wanneer ons na die huidige voeruitgawes<br />

kyk, dan snak ons na ons<br />

asems. Voerpryse het geweldig gestyg,<br />

iets wat enige produsent ongemaklik<br />

laat voel. Hierdie voerprysstygings lei<br />

daartoe dat baie min produsente tans<br />

positiewe marges toon. Die kleiner<br />

produsent, en veral die opkomende<br />

produsente wat uit die sak uit moet<br />

produseer, het amper geen kans teen<br />

die gevestigde tuismengers nie en selfs<br />

die beste van laasgenoemde produseer<br />

teen gelykbreekscenarios.<br />

• In Suid-Afrika is daar min (geen)<br />

vervanging vir mielies as ‘n energiebron<br />

nie. Van tyd tot tyd kan voergraadkoring<br />

en soet graansorghum<br />

ten volle of ‘n gedeelte van die mieliekomponent<br />

van ‘n dieet vervang,<br />

Porcus Oktober/November 2012


mits die pryse kompeterend is. Om<br />

goedkoper, minderwaardige komponente<br />

in die plek van duur mielies te<br />

vervang, is nie altyd ‘n wyse besluit<br />

nie.<br />

• Dit is belangrik dat die voer korrek en<br />

fyn gemaal is. Navorsing het getoon<br />

dat voere ten minste tussen 700 tot<br />

900 mikron fyn behoort te wees. Die<br />

fynheid van maal bevorder absorpsie<br />

en sodoende word voeromsette<br />

verbeter.<br />

• Hoewel moderne gekompliseerde<br />

kruip- en speendiёte duur is, word die<br />

korrekte en beheerde aanwen-<br />

ding van die diёte in jonger diere<br />

sterk aanbeveel om sodoende die<br />

genetiese potensiaal in jongdiere ten<br />

volle te benut.<br />

• Die gebruik van voerbyvoegsels moet<br />

heroorweeg word in dié situasies. Ten<br />

tye van duur voer kan die gebruik van<br />

sekere groeistimulante baie koste-<br />

doeltreffend wees.<br />

• Spesifieke en beheerde aanwending<br />

van invoer of deur-die-water-medikasies<br />

kan met jou veearts bespreek<br />

word, om sodoende die gesondheidstatus<br />

van die kudde te verbeter.<br />

Gesondheid as ‘n komponent van<br />

intensiewe boerdery moet nooit<br />

onderskat word nie.<br />

• Meet gereeld jou groeikudde se<br />

massa tot ouderdomprestasie en<br />

vergelyk dit met verwagte innames op<br />

sekere stadia.<br />

• Die verbetering van GDT van 50 gram<br />

per dag tussen 70 tot 150 dae van<br />

ouderdom verminder die koste van<br />

produksie met ongeveer 70 sent per<br />

kilogram. So kan daar vir elke faset<br />

van die produksieketting gemeet en<br />

geskaaf word.<br />

• Beperk die onnodige skuif van varke.<br />

Vir elke keer wat varke geskuif word,<br />

word veroorsaak dat hulle een dag<br />

langer neem om slaggereed te wees<br />

(tot drie dae as die praktyk swak<br />

uitgevoer is).<br />

• Toets gereeld die mark en praat gereeld<br />

met die persoon of instansie<br />

wat jou varke aankoop. Hoewel die<br />

voorsiening van swaar karkasse gereeld<br />

die beste opbrengs toon, mag<br />

daar in tye van surplus nismarkte<br />

ontwikkel vir ligter diere.<br />

• Voervermorsing bly een van die grootste<br />

euwels op baie plase. Kyk na en<br />

heroorweeg baie van jou lomp praktyke.<br />

Die aanwending van voerbuise<br />

gekoppel met outomatiese voerders<br />

bly elke moderne produsent se eerste<br />

Tabel 1<br />

keuse. Geen produsent behoort enige<br />

vark met die hand te voer nie. Daar<br />

word bespiegel dat produsente wat<br />

met die hand voer, tot 6% van die<br />

voer weens swak hantering kan mors.<br />

• Sogproduksie is van kardinale belang.<br />

Die sogkudde word inderdaad<br />

as ‘n vaste bate beskou en hoe meer<br />

ons uit so ‘n sog kan produseer, hoe<br />

laer is die vastekoste van produksie.<br />

Deur varkies 100 g swaarder<br />

te speen, beteken dat ons so ’n<br />

dier een dag vinniger kan bemark.<br />

Hoe word sogproduksie gemeet?<br />

Is werpsels per sog per jaar meer<br />

belangrik as varkies gespeen per sog<br />

per jaar? Wat van kilogram gespeen<br />

per sog per jaar teenoor kilogram<br />

vleis geproduseer per kraamkrat per<br />

jaar? Hoe belangrik ag jy die kuddepariteit?<br />

Hoeveel varkies het elke sog<br />

geproduseer wat die kudde verlaat<br />

het – ongeag die rede van attrisie? ‘n<br />

Basiese vraag is – wat kos dit om ‘n<br />

varkie te speen? Hoeveel klein varkies<br />

sou jy wou speen van elke kraamkrat<br />

op die plaas?<br />

• Dink ons genoeg aan die verbruiker<br />

se behoeftes? Die verbruiker is daardie<br />

persoon wat sou hy of sy voor die supermark<br />

se kaste staan, besluit om dié<br />

keer varkvleis te koop en om herhaaldelik<br />

sonder om te skroom varkvleis te<br />

koop. Histories weet ons dat varkvleis<br />

twee groot, miskien drie, probleme het:<br />

1. Dit word as te vet geag. 2. Die kleur<br />

van die vleis is wisselvallig, veral met die<br />

PSE- (bleek, sag en waterig) sindroom<br />

en 3. Vir baie verbruikers bly die geur<br />

van die vleis, veral vanaf manlike diere,<br />

‘n groot probleem. Die feit dat sekere<br />

diere ouer as 22 weke is wanneer<br />

hulle bemark word, verhoog die risiko<br />

van beergeur. Dit gebeur al hoe meer<br />

in ons bedryf, soos wat die behoefte<br />

na swaarder karkasse toeneem. Die<br />

bekendstelling van ‘n entstof wat beergeur<br />

negeer het groot voordele vir ons<br />

bedryf. Geënte manlike diere presteer<br />

AKtUeeL<br />

Improvac® Kontrole<br />

Massa in (kg) 31.36 31.59<br />

Massa uit (kg) 101.91 101.47<br />

GDT (gram) 941 932<br />

Karkasmassa (kg) 76.24 74.54<br />

beter en verloor hulle hormonale agressie<br />

baie terwyl hulle nog op die plaas is.<br />

‘n Onlangse lokale proef (6 hokke van<br />

30 varke behandel versus soortgelyk<br />

onbehandel, en verskeie kere herhaal)<br />

op een van ons produksie-eenhede se<br />

syfers kan in Tabel 1 gesien word.<br />

In hierdie spesifieke proef, waar daar<br />

teen R18.20/kg vir die spesifieke groep<br />

varke ontvang is, was daar ‘n R30.94<br />

voordeel in inkomste per karkas en ‘n<br />

konstante voordeel van meer as tien<br />

Rand per dier nadat die behandeling in<br />

ag geneem is. Produsente wat swaar<br />

karkasse bemark en besorg is oor varkvleiskwaliteit<br />

en langtermynaanvaarding<br />

van ons produk deur ‘n kieskeurige<br />

verbruiker, kan gerus inenting teen<br />

beergeur oorweeg.<br />

Produsente kan verseker<br />

wees dat die mark net soos in<br />

die verlede hoogte- en laagtepunte<br />

gaan beleef. Volwasse<br />

produsente verstaan<br />

die siklus en probeer nooit<br />

oorreageer nie. Wat vir jou<br />

werk in goeie tye, werk ook in<br />

slegte tye. Aandag aan detail<br />

bly in elke intensiewe bedryf<br />

van kardinale belang. Moet<br />

nooit ophou meet nie. Toets<br />

elke faset van jou boerdery<br />

teen welbekende parameters.<br />

Woon studiegroepvergade–<br />

rings by. Hou aan lees. Die<br />

internet is ‘n ongelooflike bron<br />

van inligting, maar kan ook<br />

misleidend wees as die boodskap<br />

nie in die regte konteks<br />

geïnterpreteer word nie.<br />

Porcus October/November 2012 13


14<br />

Porcus Januarie/Februarie 2012


Quick guide to:<br />

Swine Erysipelas<br />

By Dr Andrew Tucker, CS vet<br />

What is Swine Erysipelas?<br />

Erysipelas is an infectious condition of pigs caused by<br />

the bacteria Erysipelothrix rhusiopathiae. Erysipelas is<br />

found worldwide and is passed into the environment from<br />

the faeces and urine of affected pigs.<br />

It can survive in soil under the right conditions for long<br />

periods of time and infected birds and rodents can provide<br />

a reservoir of infection to the pig population. Infected<br />

fishmeal can also be a source of infection to a pig herd.<br />

The bacteria enters the pig via the tonsils, gastrointestinal<br />

tract or through skin abrasions. Multiplication then<br />

results in a septicaemia within one to seven days of infection.<br />

Recovered animals retain lifelong immunity to the particular<br />

strain, which they were exposed to, and remain as<br />

carriers of Erysipelas for life.<br />

Erysipelas can infect humans with abattoir workers<br />

being at highest risk. In humans it usually presents as a<br />

localised inflammation of a finger.<br />

How do you know if it’s on your farm?<br />

Three different forms of the disease are described, dependent<br />

on how long the Erysipelas takes to have its effect on the pig.<br />

The very quick form can result in a collapsed pig with fever but<br />

most commonly is seen only as sudden death. The quick form<br />

takes 12 to 48 hours to have its effect and again results in fever.<br />

The pig may show signs of blotching on the skin and after<br />

24 hours will start to develop the typical red/purple diamond<br />

shaped skin lesions associated with this disease (Diamond<br />

Skin Disease). Again at this stage of the disease pigs may die<br />

while sows may return to service or abort. The slow form of<br />

the disease can result in pigs completely recovering. In this<br />

form the skin lesions are often very obvious, sometimes turning<br />

black before recovering. Varying degrees of swollen joints<br />

and lameness can be seen as the bacteria can be localised in<br />

joints. Older animals can show signs of various heart problems<br />

due to damage done to the heart’s valves.<br />

The skin lesions seen are typical and diagnosis is often<br />

made on them alone. Various laboratory tests can be done<br />

to confirm the diagnosis, particularly in cases where the skin<br />

lesions are not present.<br />

How do you treat or prevent it?<br />

Treatment with antibiotics is very effective. A full course is<br />

important to avoid the Erysipelas persisting and causing the<br />

slow form of the disease. Prophylactic treatment of in contact<br />

pigs is often needed to stop the spread.<br />

Eradication is at this stage not practicable, Erysipelas is<br />

too widespread in the environment. It is however advisable<br />

to clean out and disinfect pens, particularly where disease<br />

has been present. Modern buildings and pathways between<br />

buildings to avoid any contact with soil reduces the incidence<br />

of disease greatly.<br />

Vaccination is widely practised as a means to prevent clinical<br />

Erysipelas in breeding stock. Timing of the vaccination is dependent<br />

on the on-farm situation and the product being used.<br />

References:<br />

Pig Diseases – D.J. Taylor; Diseases of Swine – Straw, Zimmerman,<br />

D’Allaire, Taylor<br />

VRYStAAt AjV<br />

Porcus October/November 2012 15


16<br />

T O wards TO T h E F u T urE !<br />

CallMatic 2<br />

Big Dutchman SA Pty Ltd.<br />

P.O. Box 276 · Edenvale 1610<br />

Tel. (011) 452 1154 · Fax (011) 609 4908<br />

sales@bigdutchman.co.za · www.bigdutchman.co.za<br />

Introducing our computerized<br />

feed on demand system<br />

for group sow housing.<br />

n strongest loose housing feed station on the market<br />

n heavy duty, trouble free, with open top<br />

n more light and visibility through the station ... sows enter easily<br />

n one sided HD roller entrance door ...<br />

prevents ear tag losses and double entry<br />

n closed through feeder ... opens only if sows are entitled to feed<br />

n locked one sided exit door ...<br />

unlocking and opening only by the exiting sow<br />

n safety doors for easy cleaning, maintenance check or<br />

emergency situations<br />

n 2 different diets for both dry or liquid feeding systems<br />

n dosing device available for minerals, de-wormers etc.<br />

n selection at each feed station or central selection available<br />

n color markings for feed stations and heat detectors<br />

n ability to select ... and/or paint<br />

n manual controls for all operations at the feed station for ease of use<br />

n heat detector to recognize return sows at an early stage<br />

n hand held terminal for mobile data changes ...<br />

uploads to main computer automatically<br />

Housing systems<br />

Dry FeeDing<br />

LiquiD FeeDing<br />

environment ControL<br />

SLurry SyStemS<br />

FeeD Storage<br />

Porcus Oktober/November 2012


Global realities will affect SA<br />

Global realities such as the international<br />

economic crisis will continue<br />

to affect South Africa. Other<br />

factors include growing population<br />

income, the uncertain international<br />

trade and political environment,<br />

changing power positions<br />

in the global economy and climate<br />

change, said Prof André Jooste of<br />

the National Agricultural Marketing<br />

Council at the SAPPO conference.<br />

Many consumer issues will affect<br />

meat consumption in future<br />

Consumers’ disposable income<br />

is declining as other costs such<br />

as water, electricity and fuels are<br />

increasing. Factors such as health,<br />

the environment and animal care<br />

will be important factors in future<br />

with regard to meat production, said<br />

Prof André Jooste of the National<br />

Agricultural Marketing Council at the<br />

SAPPO conference.<br />

“The Meat Free Monday campaign for<br />

instance attempts to deliver a ‘healthy<br />

message’ by raising awareness of the<br />

importance of limiting cholesterol and<br />

saturated fat in our diet, which nutritionists<br />

say contributes signifi cantly to<br />

several diseases that have reached<br />

epidemic proportions.<br />

“Cutting out meat, even for just one<br />

day per week, will help prevent four<br />

of the leading causes of death: heart<br />

Developments in grower/fi nisher<br />

management<br />

In discussing developments in grower/fi<br />

nisher management, Andrew<br />

Jackson, technical service director<br />

for PIC, Europe, said that a new<br />

target has been set. “In total, 85%<br />

of pigs born alive should be sold as<br />

full value pigs.”<br />

To achieve this goal, standard management<br />

operating procedures are important.<br />

“Start with the right pigs and get<br />

it right from the start. All pigs should<br />

receive optimum care. No pig should be<br />

Other factors that will infl uence meat<br />

producers include the following:<br />

• Global costs of production. Effi<br />

ciency gains will be necessary for<br />

sustainability<br />

• The economic recovery outside the<br />

USA and the EU<br />

• World trade agreements such as<br />

Doha<br />

• Residues and other SPS issues<br />

disease, stroke, diabetes and cancer.<br />

Reducing the intake of meat means reducing<br />

the consumption of saturated fat.<br />

By introducing a meat free day in South<br />

Africa, 11 200 cattle, 2 million chickens,<br />

10 000 pigs, and 22 300 sheep will not<br />

face slaughter each week.<br />

“Consumers are also told that by<br />

eating less meat they could help minimise<br />

their ecological footprint because<br />

livestock breeding has a detrimental<br />

impact on the environment. A United Nations<br />

report states that emissions from<br />

livestock make up 18% of all greenhouse<br />

gas emissions. In relative terms, that is<br />

28% more than all forms of transportation<br />

combined. Two of the gases that<br />

livestock produces, are methane and<br />

nitrous oxide. Methane is 23 times more<br />

harmful than carbon dioxide in terms of<br />

global warming, and 37% of the emissions<br />

from livestock is methane. Nitrous<br />

left behind. It is therefore important to<br />

identify disadvantaged pigs timely.”<br />

Jackson emphasised early intervention<br />

and the training of workers. Health<br />

remains important. “Remember that<br />

sick pigs don’t eat. ADFI drives gain and<br />

high health results in high average daily<br />

gain. Poor health increases mortality.<br />

Increased mortality results in less kg out<br />

the door and this means reduced ADG<br />

and lost revenue.<br />

He pointed out that surveillance of the<br />

piggery is key. “You need to know what<br />

SAPPO CONFeReNCe<br />

Highlights of SAPPO’s<br />

2012 conference<br />

• Traceability<br />

• Environmental issues<br />

• Animal welfare<br />

• Animal disease<br />

• Political uncertainty in the Middle East<br />

• Reaction to high food and meat<br />

prices<br />

• The EU Common Agricultural Policy<br />

(CAP)<br />

• The future production growth in<br />

countries such as China and Russia.<br />

oxide comes from livestock manure,<br />

and these emissions are 65% of all the<br />

nitrous oxide emitted in the world.<br />

“There are a host of additional issues<br />

regarding meat production. These<br />

include the vast amounts of water and<br />

carbon energy it takes to produce meat,<br />

deforestation to make pastures, overgrazing<br />

turning pastures into desserts,<br />

pesticides, antibiotics and hormones<br />

making their way into drinking water and<br />

the production of acid rain,” Prof Jooste<br />

said.<br />

“The increase in meat production<br />

over time would not have been possible<br />

without the development of intensive<br />

methods of farming, which have ignored<br />

the rights of animals who are now deprived<br />

of space, exercise, fresh air and<br />

social interaction – all necessary for them<br />

to express their natural behaviour.”<br />

is going on at all times. Strive for optimal<br />

market weight. Know what you want and<br />

go and get it. Watch out for pathogens,<br />

and the water and food situation.<br />

All pigs need is fresh air (ventilation),<br />

enough fresh water, enough fresh food<br />

and space to grow. “These elements are<br />

the key ones that make up the environment<br />

in which we manage our pigs.”<br />

Continued on p. 18<br />

Porcus October/November 2012 17


18<br />

SAPPO CONFeReNCe<br />

SAPPO conference from p. 17<br />

Water intake<br />

Water is absolutely critical to optimising<br />

ADG and FCR, Jackson said. Producers<br />

should ensure:<br />

• adequate water quality<br />

• adequate fl ow rate – 1 pint/568ml per<br />

minute<br />

• an adequate number of drinkers per<br />

pen<br />

• adequate height and adjustment of<br />

nipple drinkers.<br />

Out-of-feed events<br />

Out-of-feed events result when there is:<br />

• feeder restriction<br />

• no optimum tank fl ow<br />

• empty bulk bins<br />

• no optimum feeder fl ow<br />

• equipment failure<br />

• not enough feeder space.<br />

The economic impact of out-of-feed<br />

events is an increase in the number of<br />

lights and culls, with a severe loss in income.<br />

“Trails have proven that repeated<br />

out-of-feed events have an economic<br />

impact.” Feeders must be adjusted daily<br />

and producers must be careful not to<br />

restrict feed intake. Find out what is the<br />

ideal feeder setting, Jackson advised.<br />

Environmental-, health-<br />

and safety-<br />

consultants<br />

OUR SERVICES INCLUDE:<br />

Water use licensing<br />

Water- and wastewater management<br />

Waste management optimalisation<br />

Alternative energy<br />

Carbon footprint reduction<br />

Environmental management systems<br />

(ISO14001)<br />

Health- and Safety- management systems<br />

(OHSAS 18001)<br />

Environmental impact assessments and<br />

strategic environmental planning<br />

Mining applications<br />

Legal compliance audits, risk<br />

assessments and legal advice<br />

Sustainability assessments<br />

We offer expert support for the effective<br />

interpretation and application of<br />

South Africa’s environmental-, heath-, and<br />

safety- legislation. Our approach to legal<br />

compliance and risk management is<br />

to proactively addess risks and to unlock<br />

hidden opportunities through<br />

better planning and effective<br />

management practices.<br />

TOPIGS’ genomic<br />

selection program<br />

creates added<br />

TOPIGS’ genomic selection program<br />

creates added value in the pork supply<br />

chain, said Saskia Bloemhof, researcher<br />

of TOPIGS’ research center,<br />

IPG, at the SAPPO conference.<br />

“The key issue in genomic selection is<br />

to connect phenotypic performances of<br />

animals to the genetic makeup, the socalled<br />

genotype, of animals. By having<br />

knowledge about this relation, selection<br />

can be done directly on the genetic<br />

makeup of animals. Next to genotypic<br />

data, a large reliable phenotypic dataset<br />

is required to determine the relation<br />

between phenotypes and genotypes,”<br />

Bloemhof said.<br />

“With genomic selection we know the<br />

genotype of an animal. However, genetic<br />

improvement is still done by traditional<br />

selection of the better animals. By adding<br />

genotypic information we can just better<br />

predict what the good animals are.”<br />

She said that TOPIGS is one of the<br />

SHANGONI HAS BEEN A LEADING<br />

RISK MANAGEMENT COMPANY<br />

IN SOUTHERN-AFRICA FOR MORE<br />

THAN A DECADE.<br />

Shangoni Management<br />

Services (Pty) Ltd.<br />

Tel: 012 807 7036<br />

Fax: 012 807 1014<br />

PO.Box 74726;<br />

Lynnwood Ridge; 0040<br />

Lourens de Villiers (Director)<br />

lourens@shangoni.co.za<br />

Cell: 082 789 6525<br />

Management Services (Pty) Ltd<br />

www.shangoni.co.za<br />

leading companies with investments in<br />

genomic selection.<br />

“As TOPIGS is a leader in large<br />

scale high quality data collection and<br />

genomic selection works as an accelerator<br />

(‘’turbo”) on genetic improvement,<br />

we expect that TOPIGS<br />

will take the further lead in having the<br />

most easy and robust pig genetics. At<br />

the same time we can improve other<br />

economically relevant traits at a faster<br />

speed,” she said.<br />

Bloemhof pointed out that in general<br />

benefi ts of genomic selection are largest<br />

in traits recorded late in life (for<br />

instance sow longevity), traits which are<br />

sex limited (for instance litter size), traits<br />

with low heritability and traits which<br />

are expensive to measure. “Genomic<br />

selection therefore brings lots of opportunities<br />

in pig breeding. Breeding on<br />

traits like disease resistance, cured ham<br />

quality, and boar taint is now possible.<br />

Ede Farming (Pty) Ltd<br />

Middelburg, Mpumalanga<br />

Multisite pig operation<br />

farrowing house manager<br />

Requirments:<br />

• Ability to manage and work with staff<br />

• Tersiary qualitifaction/proven experience<br />

• Discipline required to work in a competative<br />

environment<br />

Income: market related<br />

Send your CV with contactable references to:<br />

0866373508<br />

Email: jan@edefarming.co.za<br />

Closing date of applications: 7/12/2012<br />

Candidates who have not been contacted within<br />

2 weeks of closing date should assume that their<br />

applications were unsuccessful.<br />

Porcus Oktober/November 2012


SAPPO CONFeReNCe<br />

Focus on the new B-BBEE<br />

Amendment Bil<br />

The new B-BBEE Amendment Bill<br />

aims to move away from an intent to<br />

transform, to regulated transformation,<br />

said Dr John Purchase, CEO of<br />

the Agricultural Business Chamber.<br />

Dr Purchase discussed the status<br />

of the AgriBEE Sector Code and the<br />

impact of the new B-BBEE Amendment<br />

Bill and said that the idea is to<br />

align the Act with other legislation<br />

and policy impacting on B-BBEE and<br />

other relevant codes.<br />

The Bill also aims to elevate the general<br />

principles of the codes, including the<br />

concept of the balanced scorecard and<br />

defi nitions. A B-BBEE commission will<br />

be established to create an institutional<br />

environment for monitoring and evaluation<br />

of B-BBEE practices. The commission<br />

will deal with non-compliance and<br />

circumvention by introducing offences<br />

and penalties, especially in terms of<br />

fronting.<br />

The B-BBEE Act will be the overarch-<br />

ing framework for<br />

B-BBEE. The Bill<br />

was introduced to level the playing fi eld,<br />

to ensure predictability and to establish<br />

smooth transition.<br />

“Agribusinesses, including banks,<br />

will in effect now have to ‘force’ clients<br />

(farmers) to provide scorecards. All<br />

business with government (procurement,<br />

licenses, permits, etc) will require a<br />

scorecard,” Dr Purchase said.<br />

Karkaskompetisie se wenners<br />

Die wenners van Samic se jaarlikse<br />

karkaskompetisie is onlangs aangewys.<br />

Kommersiële wenner<br />

Links is Hennie Gerber (streekbestuurder<br />

van SAMIC) links, by Sybrand Stander<br />

van Stella wat in die kommersiële varkkarkaskompetisie<br />

skoonskip gemaak het.<br />

Hy het die eerste drie plekke in beide die<br />

enkel- as die groepafdelings gewen.<br />

Die enkelkarkaswenners<br />

opkomende boere<br />

Van links is Hennie Gerber (streekbe-<br />

stuurder van SAMIC); ‘n verteenwoordiger<br />

van die Rebokomaso Boerdery (reserwekampioen);<br />

‘n verteenwoordiger van die<br />

Nteo Boerdery (kampioenenkelkarkas);<br />

Qeda Nyoka van SAVPO wat die toekenning<br />

namens A Phoza van die Dreamlands<br />

Piggery op Vereeniging ontvang het (3de).<br />

Opkomende groepwenners<br />

Van links is Hennie Gerber (streekbestuurder<br />

van SAMIC); Qeda Nyoka van SAVPO<br />

wat die toekenning namens A Phoza van<br />

die Dreamlands Piggery op Vereeniging<br />

ontvang het, (reserwekampioengroep); ‘n<br />

verteenwoordiger van die Nteo Boerdery<br />

(kampioengroep) en ‘n verteenwoordiger<br />

van die Motchavi Boerdery (3de).<br />

Porcus October/November 2012 19


Dankie aan ons borge en uitstallers<br />

20<br />

SAVPO-KONFeReNSIe<br />

SAVPO se algemene<br />

jaarvergadering en<br />

jaarlikse konferensie<br />

sou nie moontlik<br />

gewees het sonder<br />

die ondersteuning van<br />

ons insetverskaffers<br />

nie. Baie dankie vir<br />

julle borgskappe en<br />

mooi uitstallings.<br />

Porcus Oktober/November 2012


SAVPO-KONFeReNSIe<br />

Porcus October/November 2012 21


ONE DOSE CAN STOP<br />

CIRCOVIRUS IN ITS TRACKS<br />

Fostera(TM) PCV Reg. nr: G3813 (Act 36 of 1947)<br />

Pfizer Laboratories (Pty) Ltd. (Reg. No.: 1954/000781/07),<br />

P. O. Box 783720, Sandton, 2146, South Africa.<br />

www.pfizeranimalhealth.co.za<br />

MF/03/FOST/2012/07/19/STOP/ADD


Visit to Ireland – an impressing<br />

fact fi nding mission<br />

Phillip von Memerty of No 2 Piggeries and<br />

Klaus Oster of ADDCON Africa recently<br />

visited Ireland to look at Irish pig production,<br />

including feeding of liquid, whey to<br />

fi nishers. Phillip and Klaus were hosted<br />

by Devenish Nutrition, whose products<br />

ADDCON are agents for in South Africa.<br />

Irish pig farming: A background<br />

Ireland is politically divided, but on a combined<br />

basis, has a land area of<br />

84 421 km². The total island population of<br />

6.4 million people. The total sow herd is<br />

about 190 000 sows, and Ireland exports<br />

about 50% of its total production, principally<br />

to the EU. Pigmeat intake is relatively high<br />

at 32.5kg per head (making pigmeat the<br />

most consumed meat in the country). By EU<br />

standards, the pig farm size is large, at close<br />

to 700 sows for commercial farms. The<br />

vast majority of farms are fully integrated,<br />

and most pig farmers are pig farmers only,<br />

with limited acreage or outside agricultural<br />

interest. 40% of all pigs are from home<br />

mix farms, another 20 to 25% are fed via<br />

contract feeding agreements, with the rest<br />

purchasing feed in the traditional manner.<br />

A high percentage of farms are wet feed,<br />

refl ecting the previous availability of liquid<br />

by-products, and a general belief in wet<br />

feeding. Most wet fed farms have moved in<br />

the last fi ve to ten years to “probe feeding”,<br />

where fresh feed is delivered via pipeline on<br />

a more or less continuous basis. Pig feed in<br />

Ireland is wheat and barley based, refl ecting<br />

Ireland’s northerly latitude, with soya meal<br />

and 00 rape as the primary protein sources.<br />

Maize will be fed as a partial or total replacement<br />

for wheat if the price is right. (In fact<br />

in 2008, when the feed price was extremely<br />

high, North American sorghum was used<br />

extensively, instead of wheat).<br />

Pig performance and cost<br />

Irish pig performance nationally is reasonably<br />

strong, 12.33 born alive, 24.1 pigs sold<br />

per sow per year, at an average live weight<br />

of 102.8kg. Average herd FCR is 3.74 on a<br />

deadweight basis (excluding sow cull sales).<br />

The top 25% fi gures are a little better, at<br />

12.46 born alive, 26.8 sold, 105.8kg live<br />

weight, and an FCR of 3.56 deadweight<br />

(excluding sow culls).<br />

Production costs are high at the moment,<br />

with wheat at €260/t, barley €245/t, maize<br />

at €280/t, and soya meal at €550/tonne.<br />

This all adds to a feed cost (if fully on the<br />

market) of close to €1.40, with a pig price<br />

of about €1.80. Forty cents per kg over<br />

feed will not cover costs, but farmers are<br />

Porcus October/November 2012<br />

hopeful that lower European numbers (as<br />

a result of sow welfare legislative changes,<br />

and high feed prices) will increase margin<br />

over feed and fi nally deliver profi t. Until then,<br />

the attitude is to keep sticking to the best<br />

practice - concentrate on numbers and feed<br />

conversions.<br />

Labour costs are high, with a minimum<br />

wage of approximately €8.50 per hour.<br />

Consequently, labour units are low on farm,<br />

all milling and feeding is fully automated,<br />

leaving well-paid staff to concentrate on pig<br />

production. Despite the labour cost, 2011<br />

labour and management cost was about<br />

€0.13/kg deadweight.<br />

Background disease levels tend to be<br />

higher than in South Africa, as units are generally<br />

in closer proximity to their neighbours,<br />

and the climate in Ireland makes effective<br />

ventilation more challenging. However, disease<br />

is generally well controlled by effective<br />

use of modern vaccination programmes.<br />

Visit itinerary<br />

Day 1:<br />

Visit to Killinaleck farms, Co Cavan<br />

Cavan is one of three epicentres of pig<br />

production on the island. Killinaleck farm is<br />

a fully integrated 500 sow unit, which is a<br />

part of a larger privately owned group. The<br />

farm is managed very well by Keith Brown.<br />

The farm is wet fed, apart from fi rst week/<br />

ten days post weaning. Feed is contract<br />

manufactured according to Devenish nutrition<br />

specifi cations.<br />

Farm performance is in excess of the top<br />

25% fi gures as discussed above. The farm<br />

does well sourcing whey, and feeding whey<br />

at a high level to fi nishers. Whey used is<br />

mostly “de-proteinated whey”, which as the<br />

name suggests, contains very little apart<br />

from lactose, salt and ash. Nevertheless<br />

at close to 20% inclusion on a dry matter<br />

basis, the farm consistently achieves over<br />

1kg/day ADG from 40kg to slaughter.<br />

Meeting with Wexford pig producers<br />

Following this farm visit in the Irish midlands,<br />

we travelled south east to County Wexford,<br />

to meet Joe Healy. Wexford pig producers<br />

farm about 1 500 sows on a number of sites<br />

in the South East. Again, it is wet fed units,<br />

with a high percentage inclusion of food<br />

co-products, including whey, beer yeast<br />

and pot ale syrup. All diets are home mixed.<br />

Again, performance exceeds the top 25%<br />

as above.<br />

Day 2:<br />

Visit to Phillip McCrae, Co Tyrone<br />

PROMOtION ARtICLe<br />

Philip von Memerty, Dr Eilir Jones (DEVENISH<br />

Nutrition), Klaus Oster (ADDCON Africa) and<br />

Aidan O’Toole (DEVENISH Nutrition).<br />

On day 2 we went northwards, visiting<br />

the farm of Phillip McCrae in Co Tyrone.<br />

Again, this farm is located in a very densely<br />

populated pig region with 20 000 sows,<br />

and a slaughter plant processing 25 000<br />

pigs per week, within a 15 mile radius of the<br />

operation. McCrae’s farm is a home-mix operation,<br />

utilising very high levels of whey (+<br />

20% whey on a DM basis). Growth in both<br />

weaners and fi nishers is extremely strong, at<br />

well over 800 gms from eight weeks of age<br />

to slaughter. Again all dietary work on the<br />

growers is by Devenish Nutrition.<br />

Visit to Devenish Nutrition, Belfast<br />

From McCrae’s we travelled the hour or so<br />

to Devenish Nutrition’s European manufacturing<br />

base on the Belfast docks. Devenish<br />

are an independent nutritional company with<br />

manufacturing facilities in Belfast, Ireland,<br />

Minnesota, USA, and Iowa, USA. From<br />

a small beginning in 1997, the company<br />

have expanded rapidly, increasing sales by<br />

a factor of 15 to 2012. The Belfast operation<br />

produces over 1 000 tonnes per week<br />

of premixes, piglet creeps and speciality<br />

products. All were impressed with the scale<br />

and attention to detail through the plant, and<br />

the technical discussion which followed with<br />

Dr Marion Scott, Aidan O’Toole and Dr Eilir<br />

Jones of Devenish.<br />

From Belfast, we travelled southwards<br />

to Dublin airport, and eventually to sunny<br />

South Africa.<br />

Devenish and ADDCON<br />

ADDCON and Devenish co-operate in<br />

South Africa. A number of the speciality<br />

products fed to the farms referenced above<br />

are registered for use in South Africa, namely<br />

ResQ, Matan, Natupro, DeviGuard, Lipidol<br />

and Farrowlife. If further details are required<br />

on any of these products, please contact<br />

Johann at 082 780 5240 or johann@tega.<br />

co.za<br />

To conclude, Irish pig farming is innovative,<br />

resilient under tough trading conditions,<br />

optimistic and challenging — a little like pig<br />

farming everywhere. Attention to detail is<br />

everything. Good advice and quality feed<br />

is all important. We are looking forward to<br />

welcoming Dr Eilir Jones and Aidan O’Toole<br />

here on our home soil in a few weeks.<br />

23


24<br />

BUPO ANIMAL HEALTH<br />

PRODUCT RANGE<br />

R<br />

FOSBAC<br />

ENERGISING<br />

ANTIBIOTIC COMPOUND<br />

Reg. No. G2067 & G2810<br />

AVETOTAL<br />

IMMUNE STIMULANT<br />

Reg. No. G3355<br />

ELITOX<br />

BROAD SPECTRUM<br />

MYCOTOXIN CONTROL<br />

Reg. No. V20970<br />

R<br />

R<br />

FOSBAC +T<br />

ENERGISING ANTIBIOTIC<br />

COMPOUND<br />

Reg. No. G2067 & G2810<br />

TM<br />

Kitkan 110<br />

POWERFUL SOLUTION<br />

AGAINST MYCOPLASMA<br />

Reg. No. G3586<br />

MAGISTRAL<br />

BROAD SPECTRUM<br />

FUMIGANT<br />

Reg. No. 140/857 & 140/757<br />

BUPO NUTRITION<br />

NEW RANGE OF NUTRITIONAL AND FEED ADDITIVE<br />

PRODUCTS<br />

DRY FATS REG.NO. V23593<br />

Maximizing dietary energy from digestible palm fatty acids for<br />

monogastrics and ruminants.<br />

ORGANIC ACIDS REG.NO. V23867<br />

Improving intestinal health and salmonella control.<br />

PROBIOTICS REG.NO. V24142<br />

Maintaining healthy gut micro flora and combats pathogens the natural way.<br />

CHANGING NUTRITION IN AFRICA<br />

R<br />

BEDGEN 40<br />

NATURAL LIVER<br />

PROTECTOR<br />

Reg. No. V13071, V17773 & V17380<br />

TFC<br />

TM<br />

TM<br />

UNIQUE PHOSPHATE<br />

TETRACYCLINE COMPLEX<br />

Reg. No. G3402<br />

NEOPREDISAN<br />

BROAD SPECTRUM<br />

DISINFECTANT<br />

(Also kills coccidial oocysts)<br />

Reg. No. 070/502<br />

TM<br />

Cnr Axle & Battery Street<br />

Silverton Ext 52, Pretoria<br />

Office: 012 803 4376<br />

Fax: 086 662 7013<br />

E-mail: pharma@bupoah.co.za<br />

www.bupoanimalhealth.com<br />

Porcus Oktober/November 2012


PROMOtION ARtICLe<br />

Sodium butyrate (Gustor BP70):<br />

The key to improved pig performance<br />

and bacterial control<br />

Gustor BP70 is a unique organic acid<br />

that contains sodium butyrate that<br />

enhances intestinal development, reduces<br />

colonisation and shedding of<br />

pathogenic bacteria, while enhancing<br />

physiological activities such as<br />

increased calcium absorption, water<br />

intake, with villi and crypt development.<br />

The intestinal epithelium serves as<br />

the fi rst line of defence against orally<br />

ingested bacteria, viruses, toxins and<br />

other toxic chemicals. It is important that<br />

the young animal is exposed from early<br />

age to natural products that enhance<br />

development of intestinal or gut epithelium<br />

to minimise gut colonisation with<br />

pathogenic bacteria.<br />

Organic acids (including butyrate) are<br />

products of benefi cial bacteria which<br />

act as a prebiotic, but also enhance villi<br />

and crypt development. It also serves<br />

as an energy source for the growth and<br />

development of all intestinal cells (enterocytes).<br />

The use of unprotected sodium<br />

butyrate as a feed additive is largely<br />

absorbed from the fore-gut, making it<br />

ineffective lower down in intestines. But,<br />

through innovation, Norel developed a<br />

sodium butyrate product Gustor BP70<br />

that is partly protected by fats, so that<br />

20% is absorbed in the fore-gut and<br />

the rest in hind-gut. This allows for the<br />

effects of the sodium butyrate to be well<br />

distributed throughout the gut.<br />

Effect of Gustor on pathogenic<br />

bacteria<br />

The organic acid part of Gustor penetrates<br />

the bacterial cell by diffusion and<br />

disrupts the internal energy balance inside<br />

the pathogenic bacterial cell, which<br />

eventually leads to its death. Pathogenic<br />

bacteria such as E. coli, Salmonella and<br />

Clostridium perfringens are susceptible<br />

to this activity, but benefi cial bacteria<br />

such as Lactobacillus, are not. The presence<br />

of butyric acid in the diet also results<br />

in reduced shedding of pathogenic<br />

bacteria and an increase of benefi cial<br />

bacteria. The liveability of the host animal<br />

is enhanced, improving profi tability.<br />

Figure 1: Effects of sodium butyrate (Gustor) on bacteria in the small intestine<br />

of piglets after weaning at 6,7kg live weight (duration of trial 30 days)<br />

Figure 2: Increase in lenght of intestinal villi from 550 µm to 630 µm with Gustor<br />

bp70 premix at 1kg/ton of feed<br />

Effect of Gustor on Intestinal morphology<br />

and physiology<br />

Sodium butyrate stimulates the growth<br />

of enterocytes by acting as the main<br />

source of energy. This increase in intestinal<br />

cell size and length enables the cell<br />

to increase its absorption capability of<br />

nutrients. Higher villi to crypt ratio translate<br />

into a greater digestive surface and<br />

better nutrient absorption. This will result<br />

in better feed utilisation and therefore a<br />

decrease in FCR.<br />

Sodium butyrate also increases<br />

pancreatic secretion by up to 25% and<br />

enhances activity of enzymes such as<br />

trypsin by up to 38%. This results in better<br />

protein utilisation.<br />

In the colon, Gustor BP 70 increases<br />

calcium, water and sodium uptake.<br />

Conclusion<br />

Sodium butyrate is more than just a<br />

replacement for antibiotic growth promoters<br />

(AGP), it controls the numbers<br />

of pathogenic bacteria that includes<br />

Clostridium perfringens and Salmonella.<br />

it also serves as a performance enhancer<br />

and physiology modulator in the gastrointestinal<br />

tract.<br />

Gustor BP 70 is uniquely formulated<br />

to allow adequate delivery of sodium<br />

butyrate throughout the gastro-intestinal<br />

tract.<br />

The benefi ts of using sodium butyrate<br />

includes the advancement of intestinal<br />

health by the reduction of pathogenic<br />

bacteria. It also increases Lactobacillus<br />

sp, results in improved digestibility and<br />

feed conversions due to improved villi<br />

length and crypt ratio and results in an<br />

increased secretion of pancreatic enzymes<br />

and calcium uptake in the colon.<br />

Porcus October/November 2012 25


26<br />

Nobody understands better than Zinpro, the relationship between healthy feet,<br />

lameness, welfare, reproduction, longevity and overall productivity.<br />

In addition to our research-proven patented performance minerals, such as Availa ®<br />

Sow, we<br />

work closely with universities and experts around the globe to learn more about claw health<br />

and lameness in pigs. This vital research has resulted in break-through, world first programs<br />

like Feet First ® which is coordinating knowledge and finding solutions for sow lameness.<br />

Like to know more? Visit Zinpro.com<br />

or contact Chemunique, Tel: +27 11 789 2414<br />

or Email: nutri@chemunique.co.za<br />

Porcus Oktober/November 2012


LIMPOPO StUDIeGROeP<br />

Limpopo Studiegroep hou afskeid<br />

Die Limpopo Varkstu-<br />

diegroep het in November<br />

sy jaareindfunksie<br />

op Mokopane gehou.<br />

Regs: Die wenners van die Limpopo<br />

Varkstudiegroep se jaarlikse produksiekompetisie:<br />

Van links is Pieter<br />

Swart en Ian Bennett, Ibis Piggery<br />

(beste vordering), Franco Smith<br />

van Rubicon (tweede) en Kobus<br />

Humphries van Humphries Boerdery<br />

(wenner).<br />

Regs: Pierre van der Westhuizen<br />

(4Mix), Schalk Pieterse (Big Dutchman),<br />

Koos Roos (4Mix) en Sandy<br />

Emmerich (E5 Farming)<br />

Die nuwe bestuur van die<br />

Limpopo Varkstudiegroep is van<br />

links: Shaun Mockford, ondervoorsitter<br />

(Mockford Farms), Charlene<br />

Steyn, sekretaresse (Ibis Piggery) en<br />

Ian Bennett, voorsitter (Ibis Piggery)<br />

Piggery).<br />

Martin Hobbs (NewQuip), James en Karen Jenkinson en<br />

Joris Vostemans (almal van Swineline)<br />

Jan Langlage (4Mix) en Scott Wiggill<br />

(Big Dutchman)<br />

Wiaan en Suzaan Storm (Dalein Plaasbou)<br />

Wessel en Bronwyn Whitehead (ADDCON Africa), Johann<br />

en Denise van Niekerk (ADDCON Africa) en dr Peter Evans<br />

(CS Vet)<br />

Porcus October/November 2012 27


28<br />

LIMPOPO StUDIeGROeP<br />

Eugene en Hanri Greyling (Greyling Varkboerdery) en<br />

Carmen en dr Heinz Bodenstein (CS Vet)<br />

Johan van der Walt (Walt Landgoed), Lourie en Francois<br />

du Toit (TOPIGS SA), dr Annie Labuscagne (CS Vet) en<br />

Nadine Vervoort (CS Vet)<br />

All prices<br />

Exclude<br />

VAT<br />

Lenie van der Walt (Pretoria), Simon Streicher (SAVPO),<br />

Anelle Pieters (Advit) en Kobus Coetzee (Advit)<br />

Chris Beghin (4Mix), Marie van Aswegen (Mockford<br />

Farms), Ronél Jacobsz (Mockford Farms) en Calvin<br />

Mabitsi (Leanside)<br />

Porcus Oktober/November 2012


Preparation time: 25 minutes<br />

Cooking time: about 1 hour<br />

Serves 4<br />

Ingredients<br />

2 small pork fi llets (about 175g each)<br />

1 large orange<br />

1⁄3 cup (50g) sliced prunes<br />

3 knobs stem ginger in syrup, drained<br />

and thinly sliced<br />

6 lean bacon rashers<br />

400g new potatoes, scrubbed and cut<br />

into 5mm thick slices<br />

Serves 4<br />

Ingredients<br />

1 tsp fennel seeds<br />

1 tbsp brown sugar<br />

1 tbsp lemon juice<br />

2 tbsp brandy<br />

2 tbsp olive oil (for marinade)<br />

2 tbsp fi nely chopped parsley<br />

4 pork cutlets<br />

2 handfuls watercress sprigs<br />

2 ruby grapefruits<br />

2 tbsp extra virgin olive oil<br />

Sea salt and black pepper<br />

Preparation<br />

1. Put the fennel seeds and brown sugar<br />

into a mortar or spice grinder and grind<br />

until the fennel seeds are worked into the<br />

sugar.<br />

tO tASte<br />

Stuffed roast pork with<br />

prunes<br />

Pork and prunes is a classic French combination, and here it is given an extra fl avour<br />

boost with ginger and orange. Cooked with a variety of vegetables, it makes an easy<br />

roast meal and can be prepared ahead and kept in the refrigerator ready for cooking.<br />

2 leeks, trimmed and thickly sliced<br />

2 carrots, peeled and thickly sliced<br />

2 red apples<br />

2 cups (500ml) dry alcoholic cider<br />

2 tablespoons chopped fresh fl at-leaf<br />

parsley<br />

Cooking method<br />

1. Preheat the oven to 200°C. Put the<br />

pork fi llets on a chopping board and cut<br />

each in half lengthways, without cutting<br />

all the way through. Open the fi llets like a<br />

book and press down to fl atten slightly.<br />

2. Finely grate the zest from the orange<br />

and set aside. Using a small, serrated<br />

knife, cut away all the white pith from<br />

the orange, then slice down between<br />

the membranes to remove the orange<br />

segments. Arrange the orange segments<br />

over the cut surface of one fi llet. Top with<br />

the sliced prunes and ginger, sprinkle<br />

with the orange zest, then season to<br />

taste.<br />

3. Place the second fi llet, cut side-down,<br />

Grilled pork cutlets with watercress and<br />

ruby grapefruit<br />

2. Put the fennel and brown sugar into a<br />

large bowl with the lemon juice, brandy,<br />

olive oil and parsley and stir to combine.<br />

3. Place the pork cutlets in the marinade<br />

and turn them until they are all well coated.<br />

Allow to marinate for 30 minutes.<br />

4. Put the watercress sprigs into a bowl.<br />

Using a sharp knife, remove the skin and<br />

all the pith from the grapefruit. Holding<br />

the grapefruit over the watercress to<br />

capture any juice, remove the grapefruit<br />

segments by cutting between the membranes,<br />

and add them to the watercress.<br />

Drizzle with the extra virgin olive oil and<br />

season lightly with sea salt and freshly<br />

ground black pepper.<br />

5. Heat your barbecue to low and cook<br />

the cutlets for fi ve minutes on one side,<br />

then turn them over and cook for a<br />

further seven minutes. Remove from the<br />

on top and gently press the fi llets together.<br />

Wrap the bacon rashers around<br />

the pork and secure in place with kitchen<br />

string. Set aside.<br />

4. Spread the potatoes over the base of<br />

a large roasting tin, then scatter over the<br />

leeks and carrots. Core and thickly slice<br />

the apples, then add to the tin. Place<br />

the pork-fi llet package on top and pour<br />

in the cider. Roast for 1 hour or until the<br />

potatoes and carrots are tender and<br />

clear juices come out of the pork when it<br />

is pierced with the tip of a knife. Lift out<br />

the pork and vegetables, cover with foil<br />

and leave to rest and keep warm for 10<br />

minutes.<br />

5. Meanwhile, put the roasting tin on the<br />

stove and boil the cooking liquid over a<br />

high heat until it is reduced to about 2⁄3<br />

cup (170ml). Add the parsley and season<br />

to taste. Slice the pork and serve with<br />

the vegetables and the cooking juices<br />

spooned over the top.<br />

heat, cover with foil, and allow to rest for<br />

fi ve minutes.<br />

6. Serve with the watercress and grapefruit<br />

salad.<br />

Porcus October/November 2012 29


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Porcus Augustus/September 2012


Why a ‘Turnover Review Study’?<br />

LAbOUR<br />

The AgriBEE Charter Council wants to understand the agricultural landscape of South Africa in<br />

order to provide a meaningful and significant AgriBEE Charter that will benefit role players in their<br />

transformation initiatives. This study will assist the Charter Council by determining the appropriate<br />

turnover thresholds.<br />

You are encouraged to take part in this economic study as it is critical that the AgriBEE Charter<br />

Council have the most recent information and understands the challenges of the agricultural<br />

community of South Africa in order to review the thresholds that will be most applicable and<br />

appropriate in the transformation of the agricultural sector through the AgriBEE Sector Code.<br />

Why is the study important?<br />

The purpose of the study is to compile a detailed database with aggregated demographic,<br />

financial and economic data on farming enterprises (primary agriculture) and agribusinesses and<br />

or agro-industries (secondary agriculture) in South Africa. This data will be used to make<br />

recommendations on turnover thresholds to assist the AgriBEE Charter Committee in determining<br />

the turnover thresholds for the industry.<br />

Who should participate?<br />

The draft AgriBEE charter is the only sector charter that clearly states that all business, which<br />

derives the majority of their income from agricultural activities, should be measured under the<br />

AgriBEE Charter. This Charter will cover:<br />

• All primary producers in South Africa (except those covered by the Forestry Charter), and<br />

• All agribusinesses (input supply, services, processing, packing and export).<br />

What is the purpose of the study?<br />

The Codes of Good Practice on BEE, as promulgated in 2007, currently provides exemption for<br />

businesses with an annual turnover of less than R5 million. Businesses with an annual turnover of<br />

less than R35 million, also called qualifying small enterprises, need to comply with four BEE<br />

scorecard elements. The draft AgriBEE Charter, as Gazetted on 26 March 2012, however states<br />

that “the Minister may, by notice in the Gazette, adjust the turnover thresholds following<br />

appropriate benchmarking studies, sub-sector inputs, other relevant information and consultation<br />

with the major stakeholders in the sector”. The table below demonstrates the key measurement<br />

Porcus October/November 2012 31


32<br />

tO tASte<br />

Porcus Augustus/September 2012


AgriBEE Charter. This Charter will cover:<br />

• All primary producers in South Africa (except those covered by the Forestry Charter), and<br />

LAbOUR<br />

• All agribusinesses (input supply, services, processing, packing and export).<br />

What is the purpose of the study?<br />

The Codes of Good Practice on BEE, as promulgated in 2007, currently provides exemption for<br />

businesses with an annual turnover of less than R5 million. Businesses with an annual turnover of<br />

less than R35 million, also called qualifying small enterprises, need to comply with four BEE<br />

scorecard elements. The draft AgriBEE Charter, as Gazetted on 26 March 2012, however states<br />

that “the Minister may, by notice in the Gazette, adjust the turnover thresholds following<br />

appropriate benchmarking studies, sub-sector inputs, other relevant information and consultation<br />

with the major stakeholders in the sector”. The table below demonstrates the key measurement<br />

criteria for the purposes of BEE compliance. It is important to note that the outcome of this study<br />

will influence the measurement criteria relevant to businesses in the agricultural value chain.<br />

Type of enterprises<br />

Exempted microenterprises<br />

Qualifying small<br />

enterprises<br />

BEE<br />

Compliance<br />

No actiondeemed<br />

level 4<br />

Partial<br />

compliance<br />

Codes of Good<br />

Practice<br />

Annual turnover<br />

< R5 million<br />

R5 million – R35<br />

million<br />

Generic enterprises Complete<br />

compliance > R35 million<br />

AgriBEE Charter<br />

Annual turnover<br />

To be confirmed by<br />

AgriBEE Turnover<br />

Review Study<br />

To this end, the Department of Agriculture Forestry and Fisheries (DAFF) and the National<br />

Agricultural Marketing Council (NAMC) appointed PwC to assist with the collection of the relevant<br />

agricultural economic data through a benchmarking study for purpose of the possible adjustment<br />

of the turnover thresholds. This study will be conducted during October and November 2012 and<br />

electronic and hard copy questionnaires will be distributed through several existing<br />

communication channels.<br />

What else is in it for me?<br />

One participant will stand a chance to win an iPad2. To win the iPad2, all you have to do is<br />

complete the survey and submit it. Your industry association will circulate communication shortly.<br />

Porcus October/November 2012 33


34<br />

PROMOtION ARtICLe<br />

WHO CARES...<br />

Alltech (Pty) Ltd | PO Box 7156 | Stellenbosch | 7599 | South Africa<br />

Tel: (021) 865 2669 | Fax: (021) 865 2673 | www.alltech.com<br />

...if your customer needs some tasty returns?<br />

As the swine industry returns to profitability, are you switching from “survivor” mode to<br />

“driver” mode and making sure you’re maximising profitability?<br />

In any phase of the pig’s life, proper nutrition will improve health. The ‘Alltech pig advantage’<br />

programme is no exception. With decades of dedicated research, the ‘Alltech pig advantage’<br />

programme can help improve immunity, weight gain, and meat quality.<br />

So, who cares about your customer’s profit? Remember<br />

DOES!<br />

www.facebook.com/AlltechNaturally www.twitter.com/@Alltech Copyright, ©, 2011, Alltech. All rights reserved


PROMOtION ARtICLe<br />

Alltech predicts a contraction in<br />

global feed production in 2013<br />

Speaking at the Food and Agriculture<br />

Organisation of the UN, in<br />

Rome, Alltech vice president, Aidan<br />

Connolly, presented the results<br />

of the 2011 Alltech Feed Tonnage<br />

Survey, along with results from<br />

previous surveys, showing a steady<br />

increase in feed production year on<br />

year.<br />

The 2011 survey, covering 128 countries,<br />

put the total feed at 873 million<br />

tonnes. The 2012 survey, due to be<br />

published soon and covering more than<br />

130 countries, is expected to show a<br />

further increase. For 2013 however,<br />

Connolly, presenting at the IFIF-FAO<br />

joint meeting, predicted a contraction<br />

in the region of three to fi ve percent,<br />

driven by the following three factors:<br />

1. Continued global recession affecting<br />

protein consumption.<br />

2. The conversion of large amounts of<br />

feed stocks and materials into biofuels.<br />

Recognising a need to provide a<br />

global discussion on the topic of<br />

human capital in agriculture, the<br />

International Food and Agribusiness<br />

Management Association (IFAMA)<br />

announced the release of a special<br />

issue of the journal, International<br />

Food and Agribusiness Management<br />

Review, devoted to human capital<br />

in food and agribusiness. “Global<br />

Networks, Global Perspectives and<br />

Global Talent ” contains 23 essays<br />

from top industry executives and<br />

leading academics who discuss different<br />

approaches to the challenges<br />

and solutions in fi lling the current<br />

global talent gap.<br />

Featured authors include Hugh Grant,<br />

3. Reduced feed supply due to a global<br />

drought, specifi cally in the US.<br />

In addition, a mycotoxin survey, also<br />

carried out by Alltech, indicates that<br />

the surviving US harvest will be highly<br />

contaminated with up to 37 different<br />

mycotoxins, due to crop vulnerability<br />

from adverse weather conditions. The<br />

resulting percentage contraction in feed<br />

production will then be determined by<br />

the ability of integrated food producers,<br />

farmers and food companies to pass<br />

Alltech teams up with IFAMA to fi nd<br />

solutions to address the development of<br />

human capital in agriculture<br />

president and CEO of Monsanto; Hans<br />

Jöhr, corporate head of agriculture for<br />

Nestlé; Pearse Lyons, president and<br />

founder of Alltech; Vikram Puri, CEO<br />

of Mahindra ShubhLabh Services, and<br />

many more.<br />

The special issue is designed to raise<br />

awareness of the importance of human<br />

capital to a wide audience, share innovative<br />

ideas and identify areas for further<br />

study. It is available free on the IFAMA<br />

website, www.ifama.org .<br />

“It is becoming increasingly clear that<br />

human capital, rather than physical resources<br />

or fi nancial clout, will defi ne the<br />

success of agribusiness organisations<br />

in today’s new and increasingly global<br />

environment,” said Aidan Connolly,<br />

Alltech vice president and co-editor<br />

of the special edition. “Our industry is<br />

on the increased feed material cost to<br />

consumers, without any loss in overall<br />

consumption levels.<br />

“We are facing a completely new era<br />

for the agriculture industry where, for<br />

the fi rst time in history, feed production<br />

for 2013 will be lower than for 2012,<br />

and it is clear that effi ciency in converting<br />

feed into food will be more critical to<br />

food companies than ever,” said Connolly.<br />

facing the extreme challenge of feeding<br />

a growing population while experiencing<br />

dramatic changes in supply and<br />

demand due to climate, economics,<br />

and technology.<br />

At the same time, today’s consumers<br />

have higher expectations for the food<br />

they eat, as well as for the fi rms that<br />

produce it.”<br />

“Businesses today are faced with<br />

complex, international problems often<br />

involving multiple stakeholders with<br />

competing objectives,” noted Mary<br />

Shelman, director of Harvard Business<br />

School’s Agribusiness Program and<br />

current president of IFAMA.<br />

“Creative leadership and innovative<br />

approaches to problem-solving are<br />

essential in order to develop new solutions.<br />

This requires different skills and<br />

training than in the past.”<br />

Porcus October/November 2012 35


36<br />

International<br />

Netherlands allowed to export pig<br />

feet to China<br />

The Chinese authorities have formally<br />

allowed as from 1 November<br />

the imports of pig trotters from the<br />

Netherlands.<br />

In June last year, China had already allowed<br />

a limited number of pork products<br />

to be shipped from the Netherlands to<br />

China. At that time, trotters had not been<br />

included yet.<br />

For the full economic valorisation of pig<br />

carcasses, the admission is very important.<br />

Demand for pig trotters is high in<br />

China, with the Chinese New Year coming<br />

up in the beginning of 2013.<br />

UK pork expands to new<br />

Netherlands market<br />

British pork is now being sold in the<br />

largest supermarket chain in the<br />

Netherlands.<br />

The retailer has launched three new lines<br />

including shoulder steaks, fi llet and loin<br />

chops, complete with a high welfare<br />

sticker and a prominent description of<br />

product origin and rearing methods.<br />

The pork is marketed as a product with<br />

high welfare standards and taste in the<br />

retailer’s premium range.<br />

“This is excellent news and recognises<br />

Increase survival of new born pigs<br />

To help increase the survival of new<br />

born piglets, scientists of the United<br />

States (US) department of agriculture<br />

have developed a new method<br />

that predicts animals’ mortality and<br />

nursing ability.<br />

Physiologist Jeffrey Vallet and his colleagues<br />

at the US meat animal research<br />

centre call the measuring technique the<br />

“immunocrit,” which determines whether<br />

preweaning piglets receive adequate<br />

colostrum from the sow. The immunocrit<br />

measures newborn piglet serum immunoglobulin<br />

in blood samples. These<br />

measurements indicate piglets’ mortality<br />

and nursing ability. Immunocrit results<br />

also show that the average measurement<br />

of piglets in a litter refl ects the<br />

The allowance of exporting pig trotters<br />

marks the end of a multi-year project by<br />

the Dutch ministry of economy, agriculture<br />

and innovation, as well as several<br />

Dutch lobby groups and agricultural<br />

organisations.<br />

The Chinese authorities have emphasised<br />

that pig trotters will only eligible<br />

for exporting if the Dutch processing<br />

companies have been approved for<br />

export and are in the possession of an<br />

approved protocol for producing pig<br />

trotters.<br />

Pig Progress<br />

the high standards of the British pork<br />

sector,” said British pig executive export<br />

manager Jean-Pierre Garnier.<br />

“This is a rather prestigious accolade,<br />

particularly as it positions our product<br />

between the supermarket’s own animal<br />

welfare standards and organic pork.<br />

There is a good untapped demand from<br />

Dutch consumers for high welfare and<br />

sustainable meat, and we hope that we<br />

will generate good sales from now on.”<br />

WATTAgNet<br />

sow’s ability to produce colostrum.<br />

In addition, scientists have found a<br />

connection between immunocrit measurements,<br />

piglets’ weight and mortality.<br />

Pigs that weighed more were more likely<br />

to survive the challenge of not getting<br />

colostrum within the critical timeframe,<br />

as opposed to those that weighed less,<br />

said the researchers.<br />

Because test results are obtained so<br />

quickly, it is possible to identify compromised<br />

piglets while they’re still alive,<br />

according to Vallet. The immunocrit<br />

recognises piglets within a litter that<br />

have not eaten or had the chance to<br />

nurse. This provides an opportunity to<br />

save at-risk piglets by using intervention<br />

strategies.<br />

WATTAgNet<br />

A national swine<br />

traceability system<br />

expected before<br />

pig movement<br />

reporting becomes<br />

mandatory<br />

The Canadian Pork Council expects to<br />

have a working pig traceability system<br />

in operation on a voluntary basis in<br />

advance of regulatory changes that will<br />

make the reporting of swine movements<br />

in Canada mandatory.<br />

To accommodate swine traceability,<br />

the Canadian food inspection agency is<br />

revising Canada’s animal health regulations<br />

to for the fi rst time require the<br />

reporting of all movements of pigs.<br />

Jeff Clark, the manager of PigTrace<br />

Canada, an initiative of the Canadian<br />

Pork Council, expects a voluntary system<br />

to be in place before movement<br />

reporting becomes a requirement.<br />

The Pig Site<br />

2013 sow stall ban:<br />

Bigger drop in meat<br />

production<br />

Bigger falls in pig meat production<br />

than originally forecasted are possible,<br />

according to the latest BPEX<br />

report looking at the introduction<br />

of the partial sow stall ban across<br />

Europe on 1 January 2013.<br />

This is the result of rocketing feed costs<br />

and could lead to a sharp rise in prices<br />

for pork and pork products. The report<br />

shows 18 EU countries say they will be<br />

ready for the new legislation, though<br />

some still have a long way to go. The<br />

report shows three possible scenarios<br />

as a result of the changes:<br />

• A fall in pig meat production of around<br />

fi ve per cent from 2011 levels by 2014,<br />

leading to price increases, but with fairly<br />

rapid recovery as productivity improves.<br />

• A sharper fall in production as higher<br />

feed prices add to the impact of the stall<br />

ban, leading to shortages of pig meat<br />

and substantial price increases, resulting<br />

in pressure for political intervention.<br />

• Realignment of production so that<br />

breeding is concentrated in North West<br />

Europe and fi nishing in Eastern and<br />

Southern Europe, reducing overall production<br />

costs.<br />

PigProgress<br />

Porcus Oktober/November 2012


Global meat<br />

production<br />

curbed due to<br />

disease, drought<br />

Global meat production rose to 297<br />

million tons in 2011, an increase of<br />

0.8 percent over 2010 levels, and is<br />

projected to reach 302 million tons<br />

by the end of 2012. By comparison,<br />

meat production rose 2.6 percent in<br />

2010 and has risen 20 percent since<br />

2001.<br />

A record drought in the US Midwest,<br />

animal disease outbreaks, and rising<br />

prices of livestock feed are all factors<br />

which contributed to 2011’s lower rise in<br />

production.<br />

Also, bucking a decades-long trend,<br />

meat consumption decreased slightly<br />

worldwide in 2011, from 42.5kg per<br />

person in 2010 to 42.3kg. Since 1995,<br />

however, per capita meat consumption<br />

has increased 15 percent overall<br />

in developing countries. It increased<br />

25 percent during this time, whereas in<br />

industrialised countries it increased just<br />

by two percent. Although the disparity<br />

between meat consumption in developing<br />

and industrialised countries is shrinking,<br />

it remains high: the average person<br />

in a developing country ate 32.3kg of<br />

meat in 2011, whereas in industrialised<br />

countries people ate 78.9kg on average.<br />

Pork was the most popular meat<br />

in 2011, accounting for 37 percent of<br />

both meat production and consumption,<br />

at 109 million tons. This was followed<br />

closely by poultry meat, with 101 million<br />

tons produced. Yet, pork production decreased<br />

0.8 percent from 2010, whereas<br />

poultry meat production rose 3 percent,<br />

making it likely that poultry will become<br />

the most-produced meat in the next few<br />

years.<br />

PigProgress<br />

International<br />

????<br />

INteRNAtIONAL<br />

ORGANISAtION<br />

First piggery to earn carbon credits<br />

Blantyre farms was launched as<br />

Australia’s fi rst carbon farming piggery.<br />

Blantyre farms is the fi rst piggery in Australia<br />

to be given the green light to earn<br />

carbon credits from destroying methane<br />

generated by pig manure - making it the<br />

fi rst farm-based project declared eligible<br />

under the federal government’s carbon<br />

farming Initiative (CFI).<br />

Located near Young in NSW, Blantyre<br />

Call for science to infl uence key<br />

decisions on antibiotic use<br />

The European Union (EU) is considering<br />

sheltering some key antibiotics<br />

from veterinary use to protect their<br />

effi cacy in human medicine. Yet science<br />

indicates that the link between<br />

on-farm use and the development<br />

of resistance in human pathogens<br />

is unlikely, with politics driving key<br />

decisions.<br />

Speaking at the British Mastitis Conference,<br />

Declan O’Rourke from Ortec, a<br />

veterinary consultancy, said that there<br />

was no science behind the Dutch government’s<br />

decision to target a 70 per<br />

cent reduction in antibiotic use between<br />

2009 and 2015. He said in order to<br />

Clearer food and drink labeling for<br />

consumers<br />

United Kingdom (UK) manufacturers<br />

will have to bring in clearer and more<br />

honest food labeling on the country<br />

of origin of meat, allergen advice<br />

and whether the product contains<br />

palm oil.<br />

The UK government demanded stronger<br />

labeling across the whole of the EU, and<br />

is now putting the EU rules into action in<br />

the UK.<br />

Food and farming minister David Heath<br />

said: “The government is tightening up<br />

rules to make it easier for shoppers to<br />

make more informed decisions for themselves<br />

and their families at the tills. We<br />

farms has approximately 22 000 pigs,<br />

and was the fi rst piggery in Australia to<br />

install a commercial-scale system to<br />

generate power from methane from an<br />

anaerobic (covered pond) system.The<br />

piggery converts methane from pig manure<br />

into electricity, powering the entire<br />

operation of the farms. The technology<br />

and machinery were built by Australian<br />

company, Quantum Power.<br />

PigProgress<br />

avoid this reaction, vets and farmers<br />

must be prepared to take the lead, not<br />

only to demonstrate responsible use of<br />

antibiotics on farm, but to use science<br />

and system development to reduce<br />

veterinary interventions.<br />

O’Rourke said that the EU has reported<br />

25 000 deaths due to antibiotic<br />

resistance and the passing of bacteria<br />

such as Escherichia coli from farm to<br />

fork.<br />

However, he questioned how many<br />

of those deaths were related to the fact<br />

that an antibiotic produced in an animal<br />

led to resistant bacteria being transferred<br />

to a human.<br />

The PigSite<br />

fought long and hard in Europe for more<br />

honest labeling so that people can make<br />

up their own minds about what they eat.<br />

We are making it easier for consumers<br />

to know what’s in the food and drink that<br />

they buy, while at the same time cutting<br />

red tape for businesses.”<br />

Costs will be kept to a minimum by<br />

ensuring industry has a reasonable period<br />

of time to implement the changes.<br />

This means that rather than having to<br />

immediately re-label every single product<br />

to comply with the law, businesses can<br />

absorb the legislative requirements into<br />

their planned re-labeling cycle.<br />

ThePigSite<br />

Porcus October/November 2012 37


38<br />

PRODUCtION<br />

Pondering Points<br />

Immunocontraception for elephants?<br />

And from pigs? Where will it end?<br />

Firstly, a little revision of the birds<br />

and bees (more correctly bees and<br />

fl owers) story that your parents<br />

might have told you before or after<br />

your school pals gave you their sniggering<br />

version.<br />

More scientifi cally, it works like this:<br />

• In most creatures reproduction<br />

requires a male and a female gamete<br />

(sperm and ovum), each with half the<br />

matching number of chromosomes;<br />

these combine to form a zygote which<br />

has the complete set and all the<br />

genetic material of the new individual.<br />

The zygote divides into undifferentiated<br />

cells – the original stemcells<br />

of which we hear so much—which<br />

quickly become an embryo, then a<br />

foetus, then a baby or a piglet or a<br />

little elephant. No surprises there.<br />

• What causes one to ponder is: How<br />

does the sperm fi nd the ovum and<br />

how come the ovum only allows a<br />

single sperm through its cell wall from<br />

the thousands that survive the tough<br />

trip up the uterus and are panting to<br />

get in?<br />

• The answer lies in a glycoprotein coating<br />

around the ovum called the zona<br />

pellucida (“clear area”) which chemically<br />

attracts sperms and binds them<br />

while one succeeds in penetrating the<br />

ovum and fi nding the nucleus with the<br />

matching pieces of DNA.<br />

• The zona pellucida protein fractions<br />

differ from one species to another and<br />

as such they are immunogenic. This<br />

means that if you inject zona pellucida<br />

material into a female mammal of a<br />

different species, it produces an immune<br />

reaction. Antibodies are formed<br />

and these inactivate the host’s zona<br />

pellucida so that the waiting ova do<br />

not attract or bind or permit penetration<br />

by sperms and no conception<br />

occurs.<br />

The possibilities are intriguing and the<br />

technique has already been used successfully<br />

to control over-population in wild<br />

animals such as white-tailed deer in the<br />

USA, where it has been 90% effective in<br />

preventing pregnancy in treated females.<br />

Does this then have any relevance<br />

for us in South Africa?<br />

Very defi nitely – the National Parks of<br />

which we are justifi ably proud, need<br />

careful moderating of certain species<br />

which we have confi ned to fenced areas<br />

(even the Kruger National Park (KNP)<br />

restricts the natural movements although<br />

it is the size of Wales) and this applies<br />

particularly to elephants. There have<br />

been very few ways of approaching<br />

over-population of this iconic species<br />

up to now, and none of them is easy or<br />

inexpensive, for example:<br />

• Laissez-faire, which allows matters to<br />

run their course and lets the elephants<br />

destroy their environment and ultimately<br />

starve — not acceptable.<br />

• Capture and translocation—too cumbersome,<br />

expensive and only slightly<br />

reduces numbers and not for long –<br />

not effective.<br />

• Selective culling, taking out whole<br />

family groups to minimise stress, and<br />

then processing the carcases—probably<br />

the most effective and economic,<br />

but not ideal: problems of logistics,<br />

effi ciency, public opinion, orphans –<br />

there must be something better.<br />

Well, how about collecting pig ovaries<br />

at abattoirs, extracting and standardising<br />

the porcine zona pellucida (PZP),<br />

packing the purifi ed result into darts that<br />

inject a single dose when fi red into an<br />

elephant from a vehicle or helicopter and<br />

then fall off?<br />

The short answer is – IT WORKS –<br />

veterinarians and game department staff<br />

have been working out a method in the<br />

KNP and the results are really promising.<br />

Sure there are caveats, like:<br />

• It’s not exactly cheap and, until there<br />

is a generalised method of dosing<br />

animals via their food or respiratory<br />

tracts (like some poultry vaccines),<br />

each female has to be injected twice<br />

to be effective;<br />

• Periodic boosters are necessary because<br />

the effects of the PZP vaccine<br />

are reversible. This necessitates careful<br />

identifi cation of vaccinated individuals,<br />

certainly at the experimental stage<br />

On the plus side:<br />

• There are no hormonal side effects<br />

and normal social behaviour patterns<br />

including oestrus and mating are not<br />

affected;<br />

• It is safe for pregnant females and has<br />

no effect on males if they are accidentally<br />

vaccinated;<br />

• The PZP does not enter the food<br />

chain;<br />

• Elephants do not have to be shot or<br />

darted and loaded and transported<br />

over long distances;<br />

• Family groups are not broken up, they<br />

just have fewer babies.<br />

A fi nal point to ponder: if this technique<br />

is successful in animals, won’t it<br />

maybe work on people – add it to the<br />

list of contraceptive methods in our soon<br />

to be over-populated world? It doesn’t<br />

even have to be pig zona pellucida –<br />

whales or cows or buffaloes would be a<br />

rich source but pigs are so much more<br />

convenient and have all those ova, as we<br />

know.<br />

Porcus Oktober/November 2012


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Porcus August/September 2012 2010<br />

39


40<br />

PRODUCtION<br />

S<br />

Porcus Augustus/September 2010

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