SciELO - Scientific Electronic Library Online

SciELO - Scientific Electronic Library Online

Article References

DU TOIT, J.; VAN WYK, J.B.  and  MAIWASHE, A.. Assessment of inbreeding depression for functional herd life in the South African Jersey breed based on level and rate of inbreeding. S. Afr. j. anim. sci. [online]. 2012, vol.42, n.1, pp. 55-62. ISSN 0375-1589.

    Boldman, K.G., Kriese, L.A., Van Vleck, L.D., Van Tassell, C.P. & Kachman, S.D., 1995. A manual for use of MTDFREML. A set of programs to obtain estimates of variances and covariances. [Draft], USDA-ARS, Lincoln, N.E., USA. [ Links ]

    Canadian Dairy Network (CDN), 2008. Subject: Quantifying Inbreeding Depression. http://www.cdn.ca. Accessed March, 2008. [ Links ]

    Canadian Dairy Network (CDN), 2010. Subject: Inbreeding Update. http://www.cdn.ca. Accessed: Aug. 2010. [ Links ]

    Caraviello, D.Z., Weigel, K.A. & Gianola, D., 2003. Analysis of the relationship between type traits, inbreeding and functional survival in Jersey cattle using a Weibull proportional hazards model. J. Dairy Sci. 86, 2984-2989. [ Links ]

    Du Toit, J., Van Wyk, J.B. & Maiwashe, A., 2009. Genetic parameter estimates for functional herd life for the South African Jersey breed using a multiple trait linear model. S. Afr. J. Anim. Sci. 39, 40-44. [ Links ]

    Falconer, D.S. & Mackay, T.F.C., 1996. Introduction to Quantitative genetics. Longman Group, Essex, UK. [ Links ]

    Golden, B.L., Snelling, W.M. & Mallinckrodt, C.H., 1992. Animal breeder's tool kit user's guide and reference manual. Colorado State Univ. Agric. Exp. Sta. Tech. Bull. LTB 92-2. [ Links ]

    Gmez, M.D., Valera, M., Molina, A., Gutierrez, J.P. & Goyache, F., 2009. Assessment of inbreeding depression for body measurements in Spanish Purebred (Andalusian) horses. Livest. Sci. 122, 149155. [ Links ]

    Gonzlez-Recio, O., Lpez de Maturana, E. & Gutierrez, J.P., 2007. Inbreeding depression on female fertility and calving ease in Spanish dairy cattle. J. Dairy Sci. 90, 744-5752. [ Links ]

    Gutierrez, J.P. & Goyache, F., 2005. A note on ENDOG: a computer program for analysing pedigree information. J. Anim. Breed. Genet. 122, 172-176. [ Links ]

    Gutirrez, J.P., Cervantes, I. & Goyache, F., 2009. Improving the estimation of realized effective population sizes in farm animals. J. Anim. Breed. Genet. 126, 327-332 [ Links ]

    Kearney, J.F., Wall, E., Villanueva, B. & Coffey, M.P., 2004. Inbreeding trends and application of optimized selection in the UK Holstein population. J. Dairy Sci. 87, 3503-3509. [ Links ]

    Maiwashe, A., Nephawe, K.A., Van der Westhuizen, R.R., Mostert, B.E. & Theron, H.E., 2006. Rate of inbreeding and effective population size in four major South African dairy cattle breeds. S. Afr. J. Anim. Sci. 36, 50-57. [ Links ]

    Meuwissen, T.H.E. & Luo, Z., 1992. Computing inbreeding coefficients in large populations. Genet. Sel. Evol. 24, 305-313. [ Links ]

    Miglior, F., Szkotnicki, B. & Burnside, E.B., 1992. Analysis of levels of inbreeding and inbreeding depression in Jersey cattle. J. Dairy Sci. 75, 1112-1118. [ Links ]

    Mostert, B.E., 2011. Inbreeding facts of the South African Jersey breed. SA Jersey J. 60 (1), 40-45. [ Links ]

    Nicholas, F.W., 1989. Evolution and Animal Breeding. Eds Hill, W.G. & Mackay, T.F.C., CAB Intl, Wallingford, UK. [ Links ]

    Norberg, E. & Sorensen, A.C., 2007. Inbreeding trend and inbreeding depression in the Danish populations of Texel, Shropshire and Oxford Down. J. Anim. Sci. 85, 299-304. [ Links ]

    Rokouei, M., Vaez Torshizi, R., Moradi Shahrbabak, M., Sargolzaei, M. & S0rensen, C., 2010. Monitoring inbreeding trends and inbreeding depression for economically important traits of Holstein cattle in Iran. J. Dairy Sci. 93, 3294-3302 [ Links ]

    Sewalem, A., Kistemaker, G.J., Miglior, F. & Van Doormaal, B.J., 2006. Analysis of inbreeding and its relationship with functional longevity in Canadian dairy cattle. J. Dairy Sci. 89, 2210-2216. Smith, L.A., Cassell, B.G. & Pearson, R.E., 1998. The effects of inbreeding on the lifetime performance of dairy cattle. J. Dairy Sci. 81, 2729-2737. [ Links ]

    [ Links ]

    Sorensen, A.C., Sorensen, M.K. & Berg, P., 2005. Inbreeding in Danish dairy cattle populations. J. Dairy Sci. 88, 1865-1872. [ Links ]

    Thompson, J.R., Everett, R.W. & Hammerschmidt, N.L., 2000a. Effects of inbreeding on production and survival in Holsteins. J. Dairy Sci. 83, 1856-1864. Thompson, J.R., Everett, R.W. & Wolfe, C.W., 2000b. Effects of inbreeding on production and survival in Jerseys. J. Dairy Sci. 83, 2131-2138. [ Links ]

    [ Links ]

    Van Wyk, J.B., Fair, M.D. & Cloete, S.W.P., 2009. Case study: The effect of inbreeding on the production and reproduction traits in the Elsenburg Dormer sheep stud. Livest. Sci. 120, 218-224. [ Links ]

    Weller, J.L. & Ezra, E., 2005. Analysis of inbreeding in the Israeli Holstein dairy cattle population. Proc. 2005 Interbull meeting, Uppsala, Sweden, June 2-4, 85-87. [ Links ]

    Young, C.W. & Seykora, A.J., 1996. Estimates of inbreeding and relationship among registered Holstein females in the United States. J. Dairy Sci. 79, 502-508. [ Links ]