Comparison of Proven and Young Holstein Bulls for Major Economic Traits |
Choi, You-Lim
(National Institute of Animal Science, RDA)
Cho, Kwang-Hyun (National Institute of Animal Science, RDA) Jeon, Byeong-Soon (National Institute of Animal Science, RDA) Baek, Kwang-Soo (National Institute of Animal Science, RDA) Park, Byoung-Ho (National Institute of Animal Science, RDA) Lim, Hyun-Joo (National Institute of Animal Science, RDA) Kim, Hyo-Sun (National Institute of Animal Science, RDA) Cho, Joo-Hyun (Dairy Cattle Improvement Center, NACF) Ahn, Byeong-Seog (National Institute of Animal Science, RDA) Kim, Nae-Soo (Chungbuk National University) |
1 | Loyd, B. M. and Hargrove, G. L. 1988. First lactation comparisons between daughters of summarized sires and sampling sires in artificial insemination. J. Dairy Sci. 71 (suppl. 1):235. |
2 | McCraw, R. L., Butcher, R. and McDaniel, B. T. 1980. Progeny tested sires compared with pedigree selected young sires. J. Dairy Sci. 63:1342. DOI ScienceOn |
3 | McDaniel, B. T. and Bell, W. E. 1992. Experimental comparison of systems of selecting Holstein bulls. J. Dairy Sci. 75 (Suppl. 1):150. |
4 | Meinert, T. R., Pearson, R. E. and Hoyt, R. S. 1992. Estimates of genetic trend in an artificial insemination progeny test program and their association with herd characteristics. J. Dairy Sci. 75:2254. DOI ScienceOn |
5 | Nizamani, A. H. and Berger, P. J. 1996. Estimates of genetic trend for yield traits of registered Jersey population. J. Dairy Sci. 79:487. DOI ScienceOn |
6 | Powell, R. L. and Norman, H. D. 1989. Genetic differences among categories of service sires. J. Dairy Sci. 72:1847. DOI |
7 | Vinson, W. E. and Freeman, A. E. 1972. Selection of Holstein bulls for future use in artificial insemination. J. Dairy Sci. 55:1621. DOI |
8 | Weigel, K. A. 1996. Impact of second-country data of foreign bulls on international evaluations of dairy bulls. J. Dairy Sci. 79:900. DOI ScienceOn |
9 | 국립축산과학원. 2008. 젖소유전능력평가보고서. |
10 | Abdallah, J. M. and McDaniel, B. T. 2000. Genetic change in milk, fat, days open, and body weight after calving based on three methods of sire selection. J. Dairy Sci. 83:1359. DOI ScienceOn |
11 | Abdallah, J. M. and McDaniel, B. T. 2002. Proven and young Holstein bulls compared for daughter yields, productive life, somatic cell score, and inbreeding. J. Dairy Sci. 85:665. DOI ScienceOn |
12 | Freeman, A. E. 1975. Choosing and sampling young bulls: Theory background, and general problems. J. Dairy Sci. 58:1063. DOI |
13 | Atagi, Y., Jasen, G. B. and Schaeffer., L. R. 1999. Impact of Japanese imported semen evaluations on international bull evaluations. Interbull Bulletin 22, p. 52. |