Body condition scores and dairy form evaluations as indicators of days open in US Holsteins

Journal of Dairy Science

Volumn 87, Issue 10, 2004, Pages 3534-3541

  Dechow, C D ^a   Rogers, G W ^a   Klei, L ^b   Lawlor, T J ^b   VanRaden, P M ^c  

^a UNIVERSITY OF TENNESSEE   (United States)

^b Holstein Association USA Inc   (United States)

^c AGRICULTURAL RESEARCH SERVICE   (United States)

Author keywords

Body condition score; Dairy form; Fertility

Indexed keywords

EID: 6944220402     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(04)73490-6     Document Type: Article

References (26)

1. Abdallah, J. M., and B. T. McDaniel. 2000. Genetic parameters and trends of milk, fat, days open, and body weight after calving in North Carolina experimental herds. J. Dairy Sci. 83:1364-1370.
2. Berry, D. P., F. Buckley, P. Dillon, R. D. Evans, M. Rath, and R. F. Veerkamp. 2003. Genetic relationships among body condition score, body weight, milk yield, and fertility in dairy cows. J. Dairy Sci. 86:2193-2204.
3. Butler, W. R., R. W. Everett, and C. E. Coppock. 1981. The relationships between energy balance, milk production and ovulation in postpartum Holstein cows. J. Anim. Sci. 53:742-748.
4. Dadati, E., B. W. Kennedy, and E. B. Burnside. 1986. Relationships between conformation and calving interval in Holstein cows. J. Dairy Sci. 69:3112-3119.
5. de Vries, M. J., S. Van Der Beek, L. M. T. E. Kaal-Lansbergen, W. Ouweltjes, and J. B. M. Wilmink. 1999. Modeling of energy balance in early lactation and the effect of energy deficits in early lactation on first detected estrus postpartum in dairy cows. J. Dairy Sci. 82:1927-1934.
6. Dechow, C. D., G. W. Rogers, and J. S. Clay. 2001. Heritabilities and correlations among body condition scores, production traits, and reproductive performance. J. Dairy Sci. 84:266-275.
7. Dechow, C. D., G. W. Rogers, and J. S. Clay. 2002. Heritability and correlations among body condition score loss, body condition score, production and reproductive performance. J. Dairy Sci. 85:3062-3070.
8. Dechow, C. D., G. W. Rogers, L. Klei, and T. J. Lawlor. 2003. Heritabilities and correlations among body condition score, dairy form and selected linear type traits. J. Dairy Sci. 86:2236-2242.
9. Gilmour, A. R., B. R. Cullis, S. J. Welham, and R. Thompson. 2002. ASREML Reference Manual. ftp:ftp.res.bbsrc.ac.uk/pub/aar.
10. Harris, B., and D. Johnson. 1998. Approximate reliability of genetic evaluations under an animal model. J. Dairy Sci. 81:2723-2728.
11. Harrison, R. O., S. P. Ford, J. W. Young, A. J. Conley, and A. E. Freeman. 1990. Increased milk production versus reproductive and energy status of high producing dairy cows. J. Dairy Sci. 73:2749-2758.
12. Philipsson, J. 1981. Genetic aspects of female fertility in dairy cattle. Livest. Prod. Sci. 8:307-319.
13. Pryce, J. E., M. P. Coffey, and S. Brotherstone. 2000. The genetic relationship between calving interval, body condition score and linear type and management traits in registered Holsteins. J. Dairy Sci. 83:2664-2671.
14. Pryce, J. E., M. P. Coffey, S. H. Brotherstone, and J. A. Woolliams. 2002. Genetic relationships between calving interval and body condition score conditional on milk yield. J. Dairy Sci. 85:1590-1595.
15. Pryce, J. E., M. P. Coffey, and G. Simm. 2001. The relationship between body condition score and reproductive performance. J. Dairy Sci. 84:1508-1515.
16. Royal, M. D., J. E. Pryce, J. A. Woolliams, and A. P. F. Flint. 2002. The genetic relationship between commencement of luteal activity and calving interval, body condition score, production, and linear type traits in Holstein-Friesian dairy cattle. J. Dairy Sci. 85:3071-3080.
17. Short, T. H., and T. J. Lawlor. 1992. Genetic parameters of conformation traits, milk yield, and herd life in Holsteins. J. Dairy Sci. 75:1987-1998.
18. VanRaden, P. M. 2001. Methods to combine estimated breeding values obtained from separate sources. J. Dairy Sci. 84(Suppl. E):E47-E55.
19. VanRaden, P. M., A. Sanders, M. Tooker, B. Miller, and D. Norman. 2002. Daughter pregnancy rate evaluation of cow fertility. AIPL Research Report: DPR1 (11-02). Available at: http://aipl.arsusda.-gov/reference/fertility/DPR_rpt.htm. Accessed June 11, 2003.
20. VanRaden, P. M., and A. J. Seykora. 2003. Net merit as a measure of lifetime profit: 2003 revision. AIPL Research Report: NM$2 (7-03). Available at: http://aipl.arsusda.gov/reference/nmcalc.htm. Accessed Dec 26, 2003.
21. Van Vleck, L. D. 1993. Selection Index and Introduction to Mixed Model Methods. CRC Press, Boca Raton, FL.
22. Veerkamp, R. F., J. K. Oldenbroek, H. J. Van Der Gaast, and J. H. J. Van Der Werf. 2000. Genetic correlation between days until start of luteal activity and milk yield, energy balance, and live weights. J. Dairy Sci. 83:577-583.
23. Veerkamp, R. F., E. P. C. Koenen, and G. De Jong. 2001. Genetic correlations among body condition score, yield, and fertility in first-parity cows estimated by random regression models. J. Dairy Sci. 84:2327-2335.
24. Weigel, K. A., T. J. Lawlor, Jr., P. M. Vanraden, and G. R. Wiggans. 1998. Use of linear type and production data to supplement early predicted transmitting abilities for productive life. J. Dairy Sci. 81:2040-2044.
25. Weigel, K. A., R. W. Palmer, and D. Z. Caraviello. 2003. Investigation of factors affecting voluntary and involuntary culling in expanding dairy herds in Wisconsin using survival analysis. J. Dairy Sci. 86:1482-1486.
26. Weigel, K. A., and R. Rekaya. 2000. Genetic parameters for reproductive traits of Holstein cattle in California and Minnesota. J. Dairy Sci. 83:1072-1080.