Effect of Time Period of Data Used in International Dairy Sire Evaluations

Journal of Dairy Science

Volumn 80, Issue 12, 1997, Pages 3425-3430

  Weigel, K A ^a   Banos, G ^b  

^a UNIVERSITY OF WISCONSIN MADISON   (United States)

^b SWEDISH UNIVERSITY OF AGRICULTURAL SCIENCES   (Sweden)

Author keywords

Dairy sires; Importation; International comparisons

Indexed keywords

ANIMAL; ARTICLE; BIOLOGICAL MODEL; BREEDING; CATTLE; DAIRYING; FEMALE; GENETIC VARIABILITY; GENETICS; INTERNATIONAL COOPERATION; LACTATION; MALE; PHENOTYPE;

ANIMALS; BREEDING; CATTLE; DAIRYING; FEMALE; INTERNATIONAL COOPERATION; LACTATION; MALE; MODELS, GENETIC; PHENOTYPE; VARIATION (GENETICS);

EID: 0031308828     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(97)76318-5     Document Type: Article

References (7)

1. Banos, G., and A. Sigurdsson. 1996. Application of contemporary methods for the use of international data in national genetic evaluations. J. Dairy Sci. 79:1117.
2. Bulmer, M. G. 1971. The effect of selection on genetic variability. Am. Nat. 105:201.
3. International Bull Evaluation Service. 1992. Sire Evaluation Procedures for Dairy Production Traits Practised in Various Countries. Bull. No. 5. INTERBULL, Uppsala, Sweden.
4. Schaeffer, L. R. 1994. Multiple-country comparison of dairy sires. J. Dairy Sci. 77:2671.
5. Schaeffer, L. R., R. Reents, and J. Jamrozik. 1996. Factors influencing international comparisons of dairy sires. J Dairy Sci. 79:1108.
6. Sigurdsson, A., and G. Banos. 1995. Estimation of genetic correlations between countries. Page 1 in Proc. INTERBULL Annu. Mtg., Prague, Czech Rep. Bull. No. 11. INTERBULL, Uppsala, Sweden.
7. Weigel, K. A., D. Gianola, B. S. Yandell, and J. F. Keown. 1993. Identification of factors causing heterogeneous within-herd variance components using a structural model for variances. J. Dairy Sci. 76:1466.