Effect of increased milking frequency in early lactation with or without recombinant bovine somatotropin

Journal of Dairy Science

Volumn 88, Issue 11, 2005, Pages 3905-3912

  VanBaale, M J ^a   Ledwith, D R ^a   Thompson, J M ^a   Burgos, R ^a   Collier, R J ^a   Baumgard, L H ^a  

^a UNIVERSITY OF ARIZONA   (United States)

Author keywords

Early lactation; Milking frequency; Somatotropin

Indexed keywords

BOVINAE;

EID: 27644489083     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(05)73076-9     Document Type: Article

References (15)

1. Bar-Peled, U., E. Maltz, I. Bruckental, Y. Folman, Y. Kali, H. Gacitua, A. R. Lehrer, C. H. Knight, B. Robinzon, H. Voet, and H. Tagari. 1995. Relationship between frequent milking or suckling in early lactation and milk production of high producing dairy cows. J. Dairy Sci. 78:2726-2736.
2. Bauman, D. E., and R. G. Vernon. 1993. Effects of exogenous bovine somatotropin on lactation. Annu. Rev. Nutr. 13:437-461.
3. Dahl, G. E., R. L. Wallace, R. D. Shanks, and D. Lueking. 2004. Hot Topic: Effects of frequent milking in early lactation on milk yield and udder health. J. Dairy Sci. 87:882-885.
4. Erdman, R. A., and M. Varner. 1995. Fixed responses to increased milking frequency. J. Dairy Sci. 78:1199-1203.
5. Hale, S. A., A. V. Capuco, and R. A. Erdman. 2003. Milk yield and mammary growth effects due to increased milking frequency during early lactation. J. Dairy Sci. 86:2061-2071.
6. Kazmer, G. W., M. A. Barnes, R. M. Akers, and W. D. Whittier. 1986. Lactogenic hormone receptors in mammary membrane preparations from prepartum and 60 and 180 day post-partum Holstein cattle. J. Endocrinol. 109:175-180.
7. Knight, C. H., J. E. Hillerton, M. A. Kerr, R. M. Teverson, A. Turvey, and C. J. Wilde. 1992. Separate and additive stimulation of bovine milk yield by the local and systemic galactopoietic stimuli of frequent milking and growth hormone. J. Dairy Res. 59:243-252.
8. Moore, C. E., H. C. Hafliger, III, O. B. Mendivil, S. R. Sanders, D. E. Bauman, and L. H. Baumgard. 2004. Increasing amounts of conjugated linoleic acid (CLA) progressively reduces milk fat synthesis immediately postpartum. J. Dairy Sci. 87:1886-1895.
9. National Research Council. 2001. Nutrient Requirements of Dairy Cattle. 7th rev. ed. Natl. Acad. Sci., Washington, DC.
10. Sanders, A. H., M. A. Varner, and R. A. Erdman. 2000. The effects of 6 times a day milking in early lactation on milk yield, milk composition, body condition, and reproduction. J. Dairy Sci. 83(Suppl. 1):242.
11. SAS Institute. 1999. SAS/STAT software, release 6.11. SAS Inst., Inc., Cary, NC.
12. Smith, J. W., L. O. Ely, W. M. Graves, and W. D. Gilson. 2002. Effect of milking frequency on DHI performance measures. J. Dairy Sci. 85:3526-3533.
13. Speicher, J. A., H. A. Tucker, R. W. Ashley, E. P. Stanisiewski, J. F. Boucher, and C. J. Sniffen. 1994. Production responses of cows to recombinantly derived bovine somatotropin and to frequency of milking. J. Dairy Sci. 77:2509-2517.
14. White, T. C., K. S. Madsen, R. L. Hintz, R. H. Sorbet, R. J. Collier, D. L. Hard, G. F. Hartnell, W. A. Samuels, G. deKerchove, F. Adriaens, N. Craven, D. E. Bauman, G. Bertrand, P. H. Bruneau, G. O. Gravert, H. H. Head, J. T. Huber, R. C. Lamb, C. Palmer, A. N. Pell, R. Phipps, R. Weller, G. Piva, Y. Rijpkema, J. Skarda, F. Vedeau, and C. Wollny. 1994. Clinical mastitis in cows treated with sometribove (recombinant bovine somatotropin) and its relationship to milk yield. J. Dairy Sci. 77:2249-2260.
15. Wildman, E. E., G. M. Jones, P. E. Wagner, R. L. Bowman, H. F. Trout, Jr., and T. N. Lesch. 1982. A dairy cow body condition scoring system and relationship to selected production characteristics. J. Dairy Sci. 65:495-501.