Estimation of lactation curve parameters and its correlation with udder type traits in Iranian Holstein dairy cattle using Wilmink's function


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Authors

  • ABBAS MIKHCHI Department of Animal Science, Science and Research Branch, Islamic Azad University, Tehran, Iran
  • MOJTABA HOSSEINPOUR MASHHADI Islamic Azad University, Tehran, Iran
  • GHOBAD ASGARI JAFARABADI Department of Animal Science, Varamin-Pishva Branch, Islamic Azad University, Varamin, Tehran, Iran

https://doi.org/10.56093/ijans.v85i1.46194

Keywords:

Genetic evaluation, Holstein cows, Lactation curve, Udder type traits, Wilmink’s function

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References

Berry D P, Buckley F, Dillon P, Evans R D and Veerkamp R F. 2004. Genetic relationships among linear type traits, milk yield, body weight, fertility and somatic cell count in primiparous dairy cows. Irish Journal of Agricultural and Food Research 43: 161–76.

Buenger A, Ducrocq V and Swalve H H. 2001. Analysis of survival in dairy cows with supplementary data on type scores and housing systems from a region of Northwest Germany. Journal of Dairy Science 84: 1531–41. DOI: https://doi.org/10.3168/jds.S0022-0302(01)70187-7

Jeretina J, Babnik D and Škorjanc D. 2013. Modeling lactation curve standards for test day milk yield in Holstein, Brown Swiss and Simmental cows. Journal of Animal and Plant Sciences 23 (3): 754–62.

Farhangfar H and Rowlinson P. 2007. Genetic analysis of Wood’s lactation curve for Iranian Holstein heifers. Journal of Biological Science 7: 127–35. DOI: https://doi.org/10.3923/jbs.2007.127.135

Macciota N P P, D Vicario and A Cappio-Barlino. 2005. Detection of different shapes of lactation curve for milk yield in dairy cattle by empirical mathematical models. Journal of Dairy Science 88: 1178–91. DOI: https://doi.org/10.3168/jds.S0022-0302(05)72784-3

Misztal I, Lawlor T J, Short T H and VanRaden P M. 1992. Multiple-trait estimation of variance components of yield and type traits using an animal model. Journal of Dairy Science 75: 544–54. DOI: https://doi.org/10.3168/jds.S0022-0302(92)77791-1

Muir B L,Fatehi J and Schaeffer L R. 2004. Genetic relationships between persistency and reproductive performance in firstlactation Canadian Holsteins. Journal of Dairy Science 87: 3029–37. DOI: https://doi.org/10.3168/jds.S0022-0302(04)73435-9

Panteliæ V, Nikiski D and Trivunovic S. 2011. Variability and heritability of type traits of Holstein –Friesian bull dams. Biotechnology in Animal Husbandry 27: 305–13. DOI: https://doi.org/10.2298/BAH1103305P

Rekaya R, Carabaño M J and Toro M A. 2000. Bayesian analysis of lactation curves of Holstein-Friesian cattle using a nonlinear model. Journal of Dairy Science 83: 2691–701. DOI: https://doi.org/10.3168/jds.S0022-0302(00)75163-0

Schneider M, del P, Dürr J W, Cue R I and Monardes H G. 2003. Impact of type traits on functional herd life of Quebec Holsteins assessed by survival analysis. Journal of Dairy Science 86: 4083 89. DOI: https://doi.org/10.3168/jds.S0022-0302(03)74021-1

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Submitted

2015-01-23

Published

2015-01-23

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Section

Short-Communication

How to Cite

MIKHCHI, A., MASHHADI, M. H., & JAFARABADI, G. A. (2015). Estimation of lactation curve parameters and its correlation with udder type traits in Iranian Holstein dairy cattle using Wilmink’s function. The Indian Journal of Animal Sciences, 85(1), 86–88. https://doi.org/10.56093/ijans.v85i1.46194
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