537
Views
5
CrossRef citations to date
0
Altmetric
Scientific Articles

Risk factors for and reproductive outcomes of phantom cows on New Zealand dairy farms

&
Pages 276-283 | Received 27 Feb 2014, Accepted 24 Feb 2015, Published online: 18 Jun 2015

References

  • Bowyer-Smyth JM, Malmo J, Macmillan KL. Luteal function in pregnant and non-pregnant non-cycling inseminated cows (“Phantom” cows). Proceedings of the New Zealand Society of Animal Production 68, 73–6, 2008
  • Buckley F, Lopez-Villalobos N, Heins BJ. Crossbreeding: implications for dairy cow fertility and survival. Animal 8, 122–33, 2014 doi: 10.1017/S1751731114000901
  • *Cavalieri J, Morton J, Nation DP, Hepworth G, Pino S, Rabiee A, Macmillan KL. Phantom cows: prediposing factors, causes and treatment strategies that have been attempted to reduce the prevalence within herds. Proceedings of the 20th Annual Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association, Pp. 365–88, 2003a
  • Cavalieri J, Eagles V, Ryan M, Macmillan K. Role of the sensitivity of detection of oestrus in the submission rate of cows treated to resynchronise oestrus. Australian Veterinary Journal 81, 416–21, 2003b doi: 10.1111/j.1751-0813.2003.tb11552.x
  • Diskin MG, Murphy JJ, Sreenan JM. Embryo survival in dairy cows managed under pastoral conditions. Animal Reproduction Science 96, 297–311, 2006 doi: 10.1016/j.anireprosci.2006.08.008
  • *Dohoo I, Martin W, Stryhn H. Veterinary Epidemiologic Research. 2nd Edtn. Pp 579–84. AVC Inc, Charlottetown, Canada, 2010
  • Haile-Mariam M, Morton J, Goddard M. Estimates of genetic parameters for fertility traits of Australian Holstein-Friesian cattle. Animal Science 76, 35–42, 2003
  • McDougall S. Comparison of diagnostic approaches, and a cost-benefit analysis of different diagnostic approaches and treatment of anoestrous dairy cows. New Zealand Veterinary Journal 58, 81–9, 2010 doi: 10.1080/00480169.2010.65262
  • McDougall S, Rhodes FM, Verkerk GA. Pregnancy loss in dairy cattle in the Waikato region of New Zealand. New Zealand Veterinary Journal 53, 279–87, 2005 doi: 10.1080/00480169.2005.36561
  • Nation DP, Morton J, Cavalieri J, Macmillan KL. Factors associated with the incidence of “Phantom cows” in Australian dairy herds. Proceedings of the New Zealand Society of Animal Production 61, 180–3, 2001
  • Peter A, Vos P, Ambrose D. Postpartum anestrus in dairy cattle. Theriogenology 71, 1333–42, 2009 doi: 10.1016/j.theriogenology.2008.11.012
  • Roche JR, Dillon PG, Stockdale CR, Baumgard LH, VanBaale MJ. Relationships among international body condition scoring systems. Journal of Dairy Science 87, 3076–9, 2004 doi: 10.3168/jds.S0022-0302(04)73441-4
  • Roche JR, Macdonald KA, Burke CR, Lee JM, Berry DP. Associations among body condition score, body weight, and reproductive performance in seasonal-calving dairy cattle. Journal of Dairy Science 90, 376–91, 2007 doi: 10.3168/jds.S0022-0302(07)72639-5
  • Rückinger S, von Kries R, Michael Toschke A. An illustration of and programs estimating attributable fractions in large scale surveys considering multiple risk factors. BMC Medical Research Methodology 9, 1–6, 2009 doi: 10.1186/1471-2288-9-7
  • Silke V, Diskin MG, Kenny DA, Boland MP, Dillon P, Mee JF, Sreenan JM. Extent, pattern and factors associated with late embryonic loss in dairy cows. Animal Reproduction Science 71, 1–12, 2002 doi: 10.1016/S0378-4320(02)00016-7
  • *Zuur A, Ieno EN, Walker N, Saveliev AA, Smith GM. Mixed Effects Models and Extensions in Ecology with R. Pp 101–42. Springer, New York, USA, 2009

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.