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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 />
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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 />
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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 />
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Porcus Augustus/September 2010