Effect of Diseases on the Culling of Holstein Dairy Cows in New York State

Journal of Dairy Science

Volumn 81, Issue 4, 1998, Pages 966-978

  Grohn Y T ^a   Eicker, S W ^a   Ducrocq, V ^b   Hertl, J A ^a  

^a Department of Obstetrics Gynecology   (United States)

^b CEMAGREF   (France)

Author keywords

Culling; Disease; Survival analysis; Time dependent covariates

Indexed keywords

ANIMAL; ANIMAL DISEASE; ARTICLE; CATTLE; CATTLE DISEASE; DAIRYING; ENDOMETRITIS; FEMALE; KETOACIDOSIS; LACTATION; METHODOLOGY; MORTALITY; OVARY CYST; PARITY; PARTURIENT PARESIS; PREGNANCY; RETAINED PLACENTA; RUMINANT STOMACH; SEASON; STATISTICAL MODEL; STOMACH DISEASE; UNITED STATES;

ABOMASUM; ANIMALS; CATTLE; CATTLE DISEASES; DAIRYING; ENDOMETRITIS; FEMALE; KETOSIS; LACTATION; MASTITIS, BOVINE; MODELS, STATISTICAL; NEW YORK; OVARIAN CYSTS; PARITY; PARTURIENT PARESIS; PLACENTA, RETAINED; PREGNANCY; SEASONS; STOMACH DISEASES;

EID: 0032037685     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(98)75657-7     Document Type: Article

References (21)

1. Beaudeau, F., V. Ducrocq, C. Fourichon, and H. Seegers. 1995. Effect of disease on length of productive life of French Holstein dairy cows assessed by survival analysis. J. Dairy Sci. 78:103-117.
2. Beaudeau, F., A. Henken, C. Fourichon, K. Frankena, and H. Seegers. 1993. Associations between health disorders and culling of dairy cows: a review. Livest. Prod. Sci. 35:213-236.
3. Bigras-Poulin, M. 1985. Interrelationships among calving events, selected health problems, milk production, disposal and death in Ontario Holstein cows. Ph.D. Diss., Univ. Guelph, Guelph, ON, Canada.
4. Cobo-Abreu, R., S. W. Martin, R. A. Willoughby, and J. B. Stone. 1979. The association between disease, production, and culling in a university dairy herd. Can. Vet. J. 20:191-195.
5. Cox, D. R. 1972. Regression models and life-tables (with discussion). J. R. Stat. Soc., B 34:187-195.
6. Detilleux, J. C., Y. T. Gröhn, and R. L. Quaas. 1994. Effects of clinical ketosis on test day milk yields in Finnish Ayrshire cattle. J. Dairy Sci. 77:3316-3323.
7. Dohoo, I. R., and S. W. Martin. 1984. Disease, production and culling in Holstein-Friesian cows, V-Survivorship. Prev. Vet. Med. 2:771-784.
8. Ducrocq, V., and J. Sölkner. 1994. Pages 51-62 in The Survival Kit. A FORTRAN Package for the Analysis of Survival Data. Vol. 22. Dep. Anim. Poultry Sci., Univ. Guelph, Guelph, ON, Canada.
9. Eicker, S. W., Y. T. Gröhn, and J. A. Hertl. 1996. The association between cumulative milk yield, days open, and days to first breeding in New York Holstein cows. J. Dairy Sci. 79:235-241.
10. Erb, H. N., R. D. Smith, and P. A. Oltenacu. 1985. Path model of reproductive disorders and performance, milk fever, mastitis, milk yield, and culling in Holstein cows. J. Dairy Sci. 68:3337-3349.
11. Gröhn, Y. T., V. Ducrocq, and J. A. Hertl. 1997. Modeling the effect of a disease on culling: an illustration of the use of time dependent covariates in survival analysis. J. Dairy Sci. 80:1755-1766.
12. Gröhn, Y. T., and H. S. Saloniemi. 1986. An epidemiological and genetic study on registered diseases, I. The data, disease occurrence, and culling. Acta Vet. Scand. 27:182-195.
13. Kalbfleisch, J. D., and R. L. Prentice. 1980. The Statistical Analysis of Failure Time Data. John Wiley & Sons, New York, NY.
14. Martin, S. W., S. A. Aziz, W.C.D. Sandals, and R. A. Curtis. 1982. The association between clinical disease, production and culling of Holstein Friesian cows. Can. J. Anim. Sci. 62:633-640.
15. McCullough, D. A. 1991. Effects of model specifications and exogenous variables on a stochastic dynamic insemination and replacement model for dairy cattle. M.S. Thesis, Univ. Florida, Gainesville.
16. Milian-Suazo, F., H. N. Erb, and R. D. Smith. 1988. Descriptive epidemiology of culling in dairy cows from 34 herds in New York State. Prev. Vet. Med. 6:243-251.
17. Milian-Suazo, F., H. N. Erb, and R. D. Smith. 1989. Risk factors for reason-specific culling of dairy cows. Prev. Vet. Med. 7:19-29.
18. Oltenacu, P. A., A. Frick, and B. Lindhé. 1990. Epidemiological study of several clinical diseases, reproductive performance and culling in primiparous Swedish cattle. Prev. Vet. Med. 9:59-74.
19. Van Arendonk, J.A.M. 1985. Studies on the replacement policies in dairy cattle. II. Optimum policy and influence of changes in production and prices. Livest. Prod. Sci. 13:101-121.
20. Van Arendonk, J.A.M. 1986. Economic importance and possibilities for improvement of dairy cow herd life. 3rd World Congr. Genet. Appl. Livest. Prod., Lincoln, NE 9:95-100.
21. Van Arendonk, J.A.M., and A. A. Dijkhuizen. 1985. Studies on the replacement policies in dairy cattle. III. Influences of variation in reproduction and production. Livest. Prod. Sci. 13:333-349.