Association between somatic cell count early in the first lactation and the lifetime milk yield of cows in Irish dairy herds

Journal of Dairy Science

Volumn 96, Issue 5, 2013, Pages 2951-2959

  Archer, S C ^a   Mc Coy, F ^b   Wapenaar, W ^a   Green, M J ^a  

^a UNIVERSITY OF NOTTINGHAM   (United Kingdom)

^b ANIMAL AND GRASSLAND RESEARCH AND INNOVATION CENTRE   (Ireland)

Author keywords

Dairy heifer; Lifetime milk yield; Somatic cell count

Indexed keywords

ANIMAL; ARTICLE; BOVINE MASTITIS; CATTLE; CELL COUNT; COST; CYTOLOGY; DAIRYING; ECONOMICS; FEMALE; IRELAND; LACTATION; MILK; PARITY; PATHOPHYSIOLOGY; PHYSIOLOGY; STATISTICS;

ANIMALS; CATTLE; CELL COUNT; COSTS AND COST ANALYSIS; DAIRYING; FEMALE; IRELAND; LACTATION; MASTITIS, BOVINE; MILK; PARITY;

BOS;

EID: 84876732498     PISSN: 00220302     EISSN: 15253198     Source Type: Journal    
DOI: 10.3168/jds.2012-6294     Document Type: Article

References (25)

1. Archer, S. C., F. Mc Coy, W. Wapenaar, and M. J. Green. 2013a. Association of season and herd size with somatic cell count for cows in Irish, English, and Welsh dairy herds. Vet. J. (In press). http://dx.doi.org/10.1016/j.tvjl.2012.12.004.
2. Archer S.C., Mc Coy F., Wapenaar W., Green M.J. Association between somatic cell count early in the first lactation and the longevity of Irish dairy cows. J. Dairy Sci. 2013, 96:2939-2950. http://dx.doi.org/10.3168/jds.2012-6115.
3. Berry D.P., Cromie A.R. Associations between age at first calving and subsequent performance in Irish spring calving Holstein-Friesian dairy cows. Livest. Sci. 2009, 123:44-54.
4. Coffey E.M., Vinson W.E., Pearson R.E. Somatic cell count and infection rates for cows of varying somatic cell count in initial test of first lactation. J. Dairy Sci. 1986, 69:552-555.
5. Compton C.W.R., Heuer C., Parker K., McDougall S. Risk factors for peripartum mastitis in pasture-grazed dairy heifers. J. Dairy Sci. 2007, 90:4171-4180.
6. De Vliegher S., Barkema H.W., Opsomer G., de Kruif A., Duchateau L. Association between somatic cell count in early lactation and culling of dairy heifers using cox frailty models. J. Dairy Sci. 2005, 88:560-568. a.
7. De Vliegher S., Barkema H.W., Stryhn H., Opsomer G., de Kruif A. Impact of early lactation somatic cell count in heifers on milk yield over the first lactation. J. Dairy Sci. 2005, 88:938-947. b.
8. De Vliegher S., Fox L.K., Piepers S., McDougall S., Barkema H.W. Invited review: Mastitis in dairy heifers: Nature of the disease, potential impact, prevention, and control. J. Dairy Sci. 2012, 95:1025-1040.
9. De Vliegher S., Laevens H., Barkema H.W., Dohoo I.R., Stryhn H., Opsomer G., de Kruif A. Management practices and heifer characteristics associated with early lactation somatic cell count of Belgian dairy heifers. J. Dairy Sci. 2004, 87:937-947.
10. Gelman A., Meng X.-L., Stern H. Posterior predictive assessment of model fitness via realized discrepancies. Statist. Sinica 1996, 6:733-807.
11. Gilks W.R., Richardson S., Spiegelhalter D.J. Markov chain Monte Carlo in practice 1996, Chapman and Hall, London, UK.
12. Goldstein H. Multilevel Statistical Models 2003, Edward Arnold Publishers Ltd., London, UK. 3rd.
13. Green M.J., Bradley A.J., Medley G.F., Browne W.J. Cow, farm, and management factors during the dry period that determine the rate of clinical mastitis after calving. J. Dairy Sci. 2007, 90:3764-3776.
14. Green M.J., Bradley A.J., Medley G.F., Browne W.J. Cow, farm, and herd management factors in the dry period associated with raised somatic cell counts in early lactation. J. Dairy Sci. 2008, 91:1403-1415.
15. Green M.J., Burton P.R., Green L.E., Schukken Y.H., Bradley A.J., Peeler E.J., Medley G.F. The use of Markov chain Monte Carlo for analysis of correlated binary data: patterns of somatic cells in milk and the risk of clinical mastitis in dairy cows. Prev. Vet. Med. 2004, 64:157-174.
16. Hennessy, T., B. Moran, A. Kinsella, and G. Quinlan. 2011. National farm survey 2010. Accessed May 18, 2012. http://ww.teagasc.ie/publications/2011/1016/NFS10.pdf.
17. Kennedy, E., L. Shalloo, and F. Buckley. 2011. Optimising replacement heifer performance. Accessed May 18, 2012. http://www.agresearch.teagasc.ie/moorepark/Articles/OptimisingReplacementHeiferPerformance_201101.pdf.
18. Lunn D.J., Best N., Spiegelhalter D. WinBUGS-A Bayesian modelling framework: Concepts, structure, and extensibility. Stat. Comput. 2000, 10:325-337.
19. Madouasse A. An evaluation of milk recording, somatic cell counts and reproductive performance in a large cohort of dairy herds in England and Wales. PhD Thesis 2009, University of Nottingham, Nottingham, UK.
20. Olori V.E., Brotherstone S., Hill W.G., McGuirk B.J. Fit of standard models of the lactation curve to weekly records of milk production of cows in a single herd. Livest. Prod. Sci. 1999, 58:55-63.
21. Piepers S., De Vliegher S., de Kruif A., Opsomer G., Barkema H.W. Impact of intramammary infections in dairy heifers on future udder health, milk production, and culling. Vet. Microbiol. 2009, 134:113-120.
22. Piepers S., Peeters K., Opsomer G., Barkema H.W., Frankena K., De Vliegher S. Pathogen group specific risk factors at herd, heifer and quarter levels for intramammary infections in early lactating dairy heifers. Prev. Vet. Med. 2011, 99:91-101.
23. Rasbash, J., F. Steele, W. J. Browne, and H. Goldstein. 2012. A User's Guide to MLwiN, v2.26. Centre for Multilevel Modelling, University of Bristol. Accessed Mar. 3, 2013. http://www.bristol.ac.uk/cmm.
24. R Development Core Team. 2010. R: A language and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria. Accessed June 14, 2011. http://www.R-project.org.
25. Spiegelhalter D.J., Abrams K.R., Myles J.P. Bayesian Approaches to Clinical Trials and Health-Care Evaluation 2004, Wiley, Chichester, UK.