Free Access
Anim. Res.
Volume 51, Number 1, January-February 2002
Page(s) 43 - 50


  1. Anderson J.H., Willham R.L., Weaning weight correction factors from Angus field data, J. Anim. Sci. 47 (1978) 124-130.
  2. Barkhouse L.D., Van Vleck L.D., Cundiff L.V., Effect of ignoring random sire and dam effects on estimates and standard errors of breed comparisons, J. Anim. Sci. 76 (1998) 2279-2286.
  3. Benyshek L.L., Little D.E., Estimates of genetic and phenotypic parameters associated with pelvic area in Simmental cattle, J. Anim. Sci. 54 (1982) 258-263.
  4. BIF, Beef Improvement Federation Guidelines, North Carolina: North Carolina University Press, 1986.
  5. Brinks J.S., Clark R.T., Rice F.J., Kieffer N.M., Adjusting birth weight, weaning weight, and daily gain weight for sex of calf in range Hereford cattle, J. Anim. Sci. 20 (1961) 363-367.
  6. Cardellino R., Frahm R.R., Evaluation of two types of age of dam correction factors for weaning weight in beef cattle, J. Anim. Sci. 32 (1971) 1078-1083.
  7. Carta A., Macciotta N.P.P., Cappio-Borlino A., Sanna S.R., Modelling phenotypic (co)variances of test day records in dairy ewe, Livest. Prod. Sci. 69 (2001) 9-16.
  8. Cloette S.W.P., Scholtz A.J., Ten Hoope J.M., Lombard P.J.A., Franken M.C., Ease of birth relation of pelvic dimensions, litter weight and conformation of sheep, Small Ruminant Res. 31 (1998) 51-60.
  9. Cochran W.G., Cox G.M., Experimental designs, John Wiley & Sons, New York, 1957.
  10. Cundiff L.V., Willham R.L., Pratt C.A., Additive versus multiplicative correction factors for weaning weight in beef cattle, J. Anim. Sci. 25 (1966) 983-987.
  11. Garrick D.J., Pollak E.J., Quaas R.L., Van Vleck L.D., Variance heterogeneity in direct and maternal weight traits by sex and percent pure-bred for Simmental-sired calves, J. Anim. Sci. 67 (1989) 2515-2528.
  12. Groeneveld E., Mostert B.E., Rust T., The covariance structure of growth traits in the Afrikaner beef population, Livest. Prod. Sci. 55 (1998) 99-107.
  13. Henderson C.R., Sire evaluation and genetic trends, Proceedings of the animal breeding and genetics symposium in honor of Jay L. Lush., ASAS and ADSA, 1973, pp. 10-41.
  14. Hirooka H., Groen A.F., Van der Werf J.H.J., Estimation of additive and non-additive genetic parameters for carcass traits on bulls in dairy, dual purpose and beef cattle breeds, Livest. Prod. Sci. 54 (1998) 99-105.
  15. Izquierdo M., Nongenetic adjustment factors for lamb weaning weight in the Suffolk breed, M.Sc. Thesis, Iowa State University, Iowa, 1991.
  16. Johnson S.K., Deutscher G.H., Parkhurst A., Relationship of pelvic structure, body measurements, pelvic area and calving difficulty, J. Anim. Sci. 66 (1988) 1081-1088.
  17. Koots K.R., Gibson J.P., Smith C., Wilton J.W., Analyses of published genetic parameter for beef production traits. 1. Heritability, Anim. Breed. Abstr. 62 (1994) 309-338.
  18. Lee C., Pollak E.J., Influence of partitioning data by sex on genetic variance and covariance components for weaning weight in beef cattle, J. Anim. Sci. 75 (1997) 61-67.
  19. Lee C., Van Tassell C.P., Pollak E.J., Estimation of genetic variance and covariance components for weaning weight in Simmental cattle, J. Anim. Sci. 75 (1997) 325-330.
  20. Leighton E.A., Willham R.L., Berger P.J., Factors influencing weaning weight in Hereford cattle and adjustment factors to correct records for these effects, J. Anim. Sci. 54 (1982) 957-963.
  21. Littell R.C., Henry P.R., Ammerman C.B., Statistical analysis of repeated measures data using SAS procedures, J. Anim. Sci. 76 (1998) 1216- 1231.
  22. Massey M.E., Benyshek L.L., Estimates of genetic and environmental effects on performance traits from Limousine field data, J. Anim. Sci. 52 (1981) 37-43.
  23. Meijering A., Dystocia and stillbirth in cattle - A review of causes, relations and implications, Livest. Prod. Sci. 11 (1984) 143-177.
  24. Menissier F., Vissac B., Possibilités d'amélioration des conditions de vélage par selection. 1. Technique de mesure de l'ouverture pelvienne des bovins, Ann. Génét. Sél. Anim. 8 (1971) 207- 214.
  25. Naazie A., Makarechian M., Berg R.T., Genetic, phenotypic, and environmental parameter estimates of calving difficulty, weight, and measures of pelvic size in beef heifers, J. Anim. Sci. 69 (1991) 4793-4800.
  26. Nelsen T.C., Kress D.D., Additive and multiplicative correction factors for sex and age of dam in beef cattle weaning weight, J. Anim. Sci. 53 (1981) 1217-1224.
  27. Rodríguez-Almeida F.A., Van Vleck L.D., Cundiff L.V., Kachman S.D., Heterogeneity of variance by sire breed, sex, and dam breed in 200- and 365-day weights of beef cattle from a top cross experiment, J. Anim. Sci. 73 (1995) 2579-2588.
  28. Rossi D.J., Kress D.D., Tess M.W., Bufening P.J., Correcting bias from the standard linear adjustment of weaning weight to an age-constant basis for beef calves, J. Anim. Sci. 70 (1992) 1333- 1341.
  29. SAS, SAS/STAT® User's Guide, SAS Institute Inc., Cary, NC, 1992.
  30. Schaeffer L.R., Notes on linear model theory and Henderson's mixed model techniques, University of Guelph: Mimeo, 1979.
  31. Sierra I., in: Oca na M. (Ed.), Ensayo de Planificación Ganadera en Aragón, Institución ``Fernando el Católico'', 1978, pp. 165-239.
  32. Snedecor G., Cochran W., Statistical methods, Iowa State University Press, Ames, Iowa, 1989.
  33. Ugarte E., Alenda R., Carabaño M.J., Fixed or random contemporary groups in genetic evaluations, J. Anim. Sci. 75 (1991) 269-278.
  34. van Bebber J., Reinsch N., Junge W., Kalm E., Accounting for herd, year and season effects in genetic evaluations of dairy cattle: a review, Livest. Prod. Sci. 51 (1997) 191-203.
  35. Varona L., Aplicaciones del muestreo de Gibbs en modelos de genética cuantitativa: Análisis de un caso de heterogeneidad de varianzas, Tesis Doctoral, Universidad de Zaragoza, Zaragoza, 1994.
  36. Villalba D., Casasús I., Sanz A., Estany J., Revilla R., Preweaning growth curves in Brown Swiss and Pirenaica calves with emphasis on individual variability, J. Anim. Sci. 78 (2000) 1132-1140.
  37. Wilson D.E., Rothschild M.F., Boggess M.V., Morrical D.G., Adjustment factors for birth weight and 30-day, 60-day, and 90-day weaning weight in sheep, J. Anim. Breed. Genet. 133 (1996) 29-41.
  38. Zar J.H., Biostatistical analysis, Prentice Hall International Editions, London, 1996.


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