Live weight and growth of Holstein-Friesian, Jersey and crossbred dairy heifers in New Zealand

References

• Bryant JR, Holmes CW, Lopez-Villalobos N, McNaughton LR, Brookes IM, Verkerk GA, Pryce JE. 2004. Use of breeding values for live weight to calculate individual live weight targets for dairy heifers. Proceedings of the New Zealand Society of Animal Production; Hamilton. Vol. 64, p. 118–121.
   Google Scholar
• Burke JL, Purchas RW, Morris ST. 1998. A comparison of growth, carcass, and meat characteristics of Jersey- and Friesian-cross heifers in a once-bred heifer system of beef production. NZ J Agri Res. 41(1):91–99. doi: 10.1080/00288233.1998.9513291
   Web of Science ®Google Scholar
• Butler-Hogg BW, Wood JD. 1982. The partition of body fat in British Friesian and Jersey steers. Animal Production. 35(2):253–262. doi: 10.1017/S0003356100027434
   Google Scholar
• Dickerson GE. 1973. Inbreeding and heterosis in animals. J Anim Sci. 1973 (Suppl.):54–77. doi: 10.1093/ansci/1973.Symposium.54
   Google Scholar
• Fitzhugh HA, Taylor CS. 1971. Genetic analysis of degree of maturity. J Anim Sci. 33:717–725. doi: 10.2527/jas1971.334717x
   PubMed Web of Science ®Google Scholar
• Fuentes-Pila J, DeLorenzo MA, Beede DK, Staples CR, Holter JB. 1996. Evaluation of equations based on animal factors to predict intake of lactating Holstein cows. J Dairy Sci. 79:1562–1571. doi: 10.3168/jds.S0022-0302(96)76518-9
   PubMed Web of Science ®Google Scholar
• Gilmour AR, Gogel BJ, Cullis BR, Welham SJ, Thompson R. 2015. ASReml user guide release 4.1 structural specification, Hemel Hempstead, HP1 1ES, UK. VSN International.
   Google Scholar
• Gregory KE, Laster DB, Cundiff LV, Koch RM, Smith GM. 1978. Heterosis and breed maternal and transmitted effects in beef cattle II. Growth rate and puberty in females. J Anim Sci. 47:1042–1053. doi: 10.2527/jas1978.4751042x
   Web of Science ®Google Scholar
• Handcock RC, Lopdell T, McNaughton LR. 2016. More dairy heifers are achieving liveweight targets. Proceedings of the New Zealand Society of Animal Production, Adelaide. Vol. 76, p. 3–7.
   Google Scholar
• Harris BL. 2005. Breeding dairy cows for the future in New Zealand. N Z Vet J. 53(6):384–389. doi: 10.1080/00480169.2005.36582
   PubMed Web of Science ®Google Scholar
• Harris BL, Clark JM, Jackson RG. 1996. Across breed evaluation of dairy cattle. Proceedings of the New Zealand Society of Animal Production; Hamilton. Vol. 56, p. 12–15.
   Google Scholar
• Hickson RE, Balcomb CC, Fraser KR, Lopez-Villalobos N, Kenyon PR, Morris ST. 2011. The effect of breed on the onset of puberty in heifers. Proceedings of the Association for the Advancement of Animal Breeding and Genetics; The University of Western Australia, Perth, WA. Vol. 19, p. 51–54.
   Google Scholar
• Hilder RA, Fohrman MH. 1949. Growth of first-generation crossbred dairy calves. J Agri Res. 78:457–469.
   Google Scholar
• Leche TF. 1971. Growth and feed conversion of Jersey and Friesian bulls. Aus J Agri Res. 22:829–838. doi: 10.1071/AR9710829
   Google Scholar
• Litherland AJ, Woodward SJR, Stevens DR, McDougal DB, Boom CJ, Knight TL, Lambert MG. 2002. Seasonal variations in pasture quality on New Zealand sheep and beef farms. Proceedings of the New Zealand Society of Animal Production; Palmerston North, New Zealand. Vol. 62, p. 138–142.
   Google Scholar
• Livestock Improvement Corporation, Dairy NZ. 2017. New Zealand dairy statistics 2016–17. Hamilton: Livestock Improvement Corporation, DairyNZ.
   Google Scholar
• McNaughton LR, Lopdell T. 2013. Effect of heifer live weight on calving pattern and milk production. Proceedings of the New Zealand Society of Animal Production; Hamilton. Vol. 73, p. 103–107.
   Google Scholar
• Pietersma D, Lacroix R, Lefebvre D, Cue RI, Wade K. 2006. Trends in growth and age at first calving for Holstein and Ayrshire heifers in Quebec. Can J Anim Sci. 86:325–336. doi: 10.4141/A05-080
   Web of Science ®Google Scholar
• Rook AJ, Dhanoa MS, Gill M. 1990. Prediction of the voluntary intake of grass silages by beef cattle. 2. Principal component and ridge regression analyses. Animal Production. 50(3):439–454. doi: 10.1017/S000335610000492X
   Google Scholar
• Taylor CS. 1965. A relation between mature weight and time taken to mature in mammals. Animal Production. 7(2):203–220. doi: 10.1017/S0003356100025629
   Google Scholar
• Thomson NA, Barnes ML, Prestidge R. 1991. Effect of cow age and winter liveweight gain, liveweight at calving and subsequent effects on dairy production in a seasonal supply herd. Proceedings of the New Zealand Society of Animal Production. 51:277–282.
   Google Scholar
• Troccon JL. 1993. Effects of winter feeding during the rearing period on performance and longevity in dairy cattle. Livestock Production Science. 36:157–176. doi: 10.1016/0301-6226(93)90149-C
   Google Scholar
• Waghorn GC, Clark DA. 2004. Feeding value of pastures for ruminants. N Z Vet J. 52(6):320–331. doi: 10.1080/00480169.2004.36448
   PubMed Web of Science ®Google Scholar
• Wathes DC, Pollot GE, Johnson KF, Richardson H, Cooke JS. 2014. Heifer fertility and carry over consequences for life time production in dairy and beef cattle. Animal. 8:91–104. doi: 10.1017/S1751731114000755
   PubMed Web of Science ®Google Scholar