Some environment al factors affecting somatic cell count of holstein cows

Journal of Applied Animal Research

Volumn 32, Issue 2, 2007, Pages 173-176

  Erdem, H ^a   Atasever, S ^a   Kul, E ^a  

^a ONDOKUZ MAYIS UNIVERSITY   (Turkey)

Author keywords

Environmental factors; Holstein cow; Mastitis risk; Somatic cell count

Indexed keywords

EID: 45449085730     PISSN: 09712119     EISSN: 09741844     Source Type: Journal    
DOI: 10.1080/09712119.2007.9706871     Document Type: Article

References (14)

1. De Vliegher, S., Laevens, H., Barkema, H.W., Dohoo, I. R., Stryhn, H., Opsomer, G. and de Kruif, A. 2004. Management practices and heifer characteristics associated with early lactation somatic cell count of Belgian dairy heifers. J. Dairy Sci., 87: 937-947.
2. Green, M. J., Bradley, A. J., Newton, H. and Browne, W. J. 2006. Seasonal variation of bulk milk somatic cell counts in U.K. dairy herds: Investigations of the summer rise. Prev. Vet. Med., 74: 293-308.
3. Harmon, R. J. 1994. Physiology of mastitis and factors affecting somatic cell counts. J. Dairy Sci., 77: 2103-2112.
4. Harmon, R. J. 2001. Somatic cell counts: a primer. National Mastitis Council Annual Meeting Proceedings, 40., Reno 2001. Proceedings. Madison: National Mastitis Council, pp 3-9.
5. Ikonen, T., Morri, S., Tyriseva, A. M., Ruottinen, O. and Ojala, M. 2004. Genetic and phenotypic correlations between milk coagulation properties, milk production traits, somatic cell count, casein content, and pH of milk. J. Dairy Sci., 87: 458-467.
6. Laevens, H., Deluyker, H., Schukken, Y.H., De Meulemeester, L., Vandemeersch, R., De Muelenaere, E. and De Kruif, A. 1997. Influence of parity and stage of lactation on the somatic cell count in bacteriologically negative dairy cows. J. Dairy Sci.,80: 3219-3226.
7. Miller, R. H., Norman, H. D., Wiggans, G. R. and Wright, J. R. 2004. Relationship of test-day somatic cell score with test-day and lactation milk yields. J. Dairy Sci., 87: 2299-2306.
8. Rogers, G. W., Hargrove, G. L. and Cooper, J. B. 1995. Correlations among somatic cell scores of milk within and across lactations and linear type traits of Jerseys. J. Dairy Sci., 78: 914-920.
9. Singh, M. and Ludri, R. S. 2001. Influence of stages of lactation, parity and season on somatic cell counts in cows. Asian-Aust. J. Anim. Sci., 14: 1775.
10. SPSS 10.00 Computer Software. 1999. SPSS Inc, Headquarters, 233 s., Wacker Drive, Chicago, Illinois 60606, USA.
11. Topaloglu, N. and Gunes, H. 2005. Studies on reproductive traits of Holstein-Friesian cattle in England. J. Fac. Vet. Med, Istanbul Univ., Turkey, 31(1): 149-164.[in Turkish].
12. Uzmay, C, Kaya, I, Akbas, Y. and Kaya, A. 2003. Effects of udder and teat morphology, parity and lactation stage on subclinical mastitis in Holstein cows. Turk J. Vet. Anim. Sci, 27: 695-701. [in Turkish].
13. Waage, S, Sviland, S. and Odegaard, S. A. 1998. Identification of risk factors for clinical mastitis in dairy heifers. J. Dairy Sci, 81: 1275-1284.
14. Yalcm, C, Cevger, Y, Turkyrimaz, K. and Uysal, G. 2000. Estimation of milk yield losses from subclinical mastitis in dairy cows. Turk J. Vet. Anim. Sci, 24: 599-604.[in Turkish].