12.07.2015 Views

Reproduction in Domestic Animals

Reproduction in Domestic Animals

Reproduction in Domestic Animals

SHOW MORE
SHOW LESS
  • No tags were found...

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Reproductive Status Assessed by Milk Progesterone 121Friggens NC, Chagunda MGG, Bjerr<strong>in</strong>g M, Ridder C,Højsgaard S, Larsen T, 2007: Estimat<strong>in</strong>g degree of mastitisfrom time-series measurements <strong>in</strong> milk: a test of a modelbased on lactate dehydrogenase measurements. J Dairy Sci90, 5415–5427.Friggens NC, Løvendahl P, 2008: The potential of on-farmfertility profiles: <strong>in</strong>-l<strong>in</strong>e progesterone and activitymeasurements. In: Friggens NC, Royal MD, Smith RF(eds.), Fertility <strong>in</strong> Dairy Cows: Bridg<strong>in</strong>g the Gaps, BSASOccasional Publication. British Society of Animal Science,Ed<strong>in</strong>burgh, UK (<strong>in</strong> press).Friggens NC, Rasmussen MD, 2001: Milk quality assessment<strong>in</strong> automatic milk<strong>in</strong>g systems: account<strong>in</strong>g for the effects ofvariable <strong>in</strong>tervals between milk<strong>in</strong>gs on milk composition.Livest Prod Sci 73, 45–54.Lamm<strong>in</strong>g GE, Bulman DC, 1976: Use of milk progesteroneradioimmunoassay <strong>in</strong> diagnosis and treatment of subfertility<strong>in</strong> dairy cows. Br Vet J 132, 507–517.Lamm<strong>in</strong>g GE, Darwash AO, 1998: The use of milk progesteroneprofiles to characterise components of subfertility <strong>in</strong>milked dairy cows. Anim Reprod Sci 52, 175–190.Lattec, 2007: http://www.herdnavigator.com/pages/id33.asp.Mahalanobis PC, 1936: On the generalised distance <strong>in</strong> statistics.Proc Natl Inst Sci India 12, 49–55.Opsomer G, Coryn M, Deluyker H, De Kruif A, 1998: Ananalysis of ovarian dysfunction <strong>in</strong> high yield<strong>in</strong>g dairy cowsafter calv<strong>in</strong>g based on progesterone profiles. ReprodDomest Anim 33, 193–204.Peters AR, Ball PJH, 1995: <strong>Reproduction</strong> <strong>in</strong> Cattle, 2nd edn.Blackwell Science, Oxford, UK.Prandi A, Mess<strong>in</strong>a M, Tondoio A, Motta M, 1999:Correlation between reproductive efficiency, as determ<strong>in</strong>edby new mathematical <strong>in</strong>dexes, and the body condition score<strong>in</strong> dairy cows. Theriogenology 52, 1251–1265.Romano JE, Thompson JA, Forrest DW, Westhus<strong>in</strong> ME,Tomaszweski MA, Kraemer DC, 2006: Early pregnancydiagnosis by transrectal ultrasonography <strong>in</strong> dairy cattle.Theriogenology 66, 1034–1041.Ross<strong>in</strong>g W, Spahr SL, 1992: Automation <strong>in</strong> mach<strong>in</strong>e milk<strong>in</strong>g.In: Bramley AJ, Dodd FH, Me<strong>in</strong> GA (eds.), Mach<strong>in</strong>eMilk<strong>in</strong>g and Lactation. Queen City Pr<strong>in</strong>ters Inc., Burl<strong>in</strong>gton,pp. 311–342.Royal MD, Darwash AO, Fl<strong>in</strong>t APF, Webb R, Woolliams JA,Lamm<strong>in</strong>g GE, 2000: Decl<strong>in</strong><strong>in</strong>g fertility <strong>in</strong> dairy cattle:changes <strong>in</strong> traditional and endocr<strong>in</strong>e parameters of fertility.Anim Sci 70, 487–501.Royal MD, Pryce JE, Woolliams JA, Fl<strong>in</strong>t APF, 2002: Thegenetic relationship between commencement of luteal activityand calv<strong>in</strong>g <strong>in</strong>terval, body condition score, production,and l<strong>in</strong>ear type traits <strong>in</strong> Holste<strong>in</strong>-Friesian dairy cattle. JDairy Sci 85, 3071–3080.Simersky R, Swaczynova J, Morris DA, Franek M, Strnad M,2007: Development of an ELISA-based kit for the on-farmdeterm<strong>in</strong>ation of progesterone <strong>in</strong> milk. Vet Med 52, 19–28.Sreenan JM, Disk<strong>in</strong> MG, Morris DG, 2001: Embryo survivalrate <strong>in</strong> cattle: a major limitation to the achievement of highfertility. In: Disk<strong>in</strong> MG (ed), British Society of AnimalScience Occasional Publication, 26 (1). British Society ofAnimal Science, Ed<strong>in</strong>burgh, pp. 93–104.Van Eerdenburg FJCM, 2006: Estrus detection <strong>in</strong> dairy cattle:how to beat the bull. Vlaams Diergen Tijds 75, 61–69.Waldmann A, 1993: Enzyme immunoassay (EIA) for milkprogesterone us<strong>in</strong>g a monoclonal antibody. Anim ReprodSci 34, 19–30.Waldmann A, Ropstad E, Landsverk K, Sørensen K, SølverødL, Dahl E, 1999: Level and distribution of progesterone <strong>in</strong>bov<strong>in</strong>e milk <strong>in</strong> relation to storage <strong>in</strong> the mammary gland.Anim Reprod Sci 56, 79–91.Author’s address (for correspondence): NC Friggens, Faculty ofAgricultural Sciences, University of Aarhus, Research Centre Foulum,PO Box 50, 8830 Tjele, Denmark. E-mail: n.friggens@agrsci.dkConflict of <strong>in</strong>terest: NC Friggens has received a research grant for thiswork, part-funded by Lattec I ⁄ S; C Ridder is employed by Lattec I ⁄ S;all rema<strong>in</strong><strong>in</strong>g authors declare no conflict of <strong>in</strong>terests.Ó 2008 The Authors. Journal compilation Ó 2008 Blackwell Verlag

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!