Strategies to analyze milk losses caused by diseases with potential incidence throughout the lactation: A lameness example

Journal of Dairy Science

Volumn 91, Issue 7, 2008, Pages 2653-2661

  Bicalho, R C ^a   Warnick, L D ^a   Guard, C L ^a  

^a Department of Obstetrics Gynecology   (United States)

Author keywords

Analysis of covariance; Dairy cow; Lameness; Milk loss

Indexed keywords

BOS;

EID: 47149084220     PISSN: 00220302     EISSN: 15253198     Source Type: Journal    
DOI: 10.3168/jds.2007-0744     Document Type: Article

References (15)

1. Bicalho, R. C., S. H. Cheong, G. Cramer, and C. L. Guard. 2007. Association between visual locomotion score and an automated locomotion score in lactating Holstein cows. J. Dairy Sci. 90:3294-3300.
2. Bicalho, R. C., S. H. Cheong, L. D. Warnick, D. V. Nydam, and C. L. Guard. 2006. The effect of digit amputation or arthrodesis surgery on culling and milk production in Holstein dairy cows. J. Dairy Sci. 89:2596-2602.
3. Dohoo, I. R., and S. W. Martin. 1984. Disease, production and culling in Holstein-Friesian cows. IV. Effects of disease on production. Prev. Vet. Med. 2:755-770.
4. Ettema, J. F., N. Capion, and A. E. Hill. 2007. The association of hoof lesions at claw trimming with test-day milk yield in Danish Holsteins. Prev. Vet. Med. 79:224-243.
5. Green, L. E., V. J. Hedges, Y. H. Schukken, R. W. Blowey, and A. J. Packington. 2002. The impact of clinical lameness on milk yield of dairy cows. J. Dairy Sci. 85:2250-2256.
6. Gröhn, Y. T., J. J. McDermott, Y. H. Schukken, J. A. Herlt, and S. W. Eicker. 1999. Analysis of correlated continuous repeated observations: modeling the effect of ketosis on milk yields in dairy cows. J. Dairy Sci. 39:137-153.
7. Hultgren, J., T. Manske, and C. Bergsten. 2004. Associations of sole ulcer at claw trimming with reproductive performance, udder health, milk yield, and culling in Swedish dairy cattle. Prev. Vet. Med. 62:233-251.
8. Kleinbaum, D. G., L. L. Kupper, and H. Morgenstern. 1982. Page 209 in Epidemiologic research, principals and quantitative methods. Van Nostrand Reinhold, New York, NY.
9. Lyman Ott, R., and M. Longnecker. 2001. The analysis of covariance. Pages 943-955 in An Introduction to Statistical Methods and Data Analysis. 5th ed. Duxbury Press, Pacific Grove, CA.
10. Oetzel, G. R. 2007. Subacute ruminal acidosis in dairy herds: Physiology, Pathophysiology, milk fat responses, and nutritional management. http://svmweb.vetmed.wisc.edu/dms/fapm/fapmtools/2nutr/sara1aabp.pdf
11. Raizman, E. A., and J. E. P. Santos. 2001. The effect of left displacement of abomasum corrected by toggle-pin suture on lactation, reproduction, and health of Holstein dairy cows. J. Dairy Sci. 85:1158-1164.
12. Rajala-Schultz, P. J., Y. T. Gröhn, and C. E. McCulloch. 1999. Effects of milk fever, ketosis, and lameness on milk yields on dairy cows. J. Dairy Sci. 82:288-294.
13. Rowlands, G. J., and S. Lucey. 1986. Changes in milk yield in dairy cows associated with metabolic and reproductive disease and lameness. Prev. Vet. Med. 4:205-221.
14. Thoefner, M. B., C. C. Pollitt, A. W. Van Eps, G. J. Milinovich, D. J. Trtt, O. Wattle, and P. H. Andersen. 2004. Acute bovine laminitis: A new induction model using alimentary oligofructose overload. J. Dairy Sci. 87:2932-2940.
15. Warnick, L. D., D. Janssen, C. L. Guard, and Y. T. Gröhn. 2001. The effect of lameness on milk production in dairy cows. J. Dairy Sci. 84:1988-1997.