Study on milkability traits in Holstein cows

Asian-Australasian Journal of Animal Sciences

Volumn 19, Issue 3, 2006, Pages 309-314

  Lee, D H ^a   Choudhary, V ^a  

^a Hankyong National University   (South Korea)

Author keywords

Correlation; Holstein Cow; Milkability; Milking Speed; Milking Time

Indexed keywords

EID: 33645796176     PISSN: 10112367     EISSN: None     Source Type: Journal    
DOI: 10.5713/ajas.2006.309     Document Type: Article

References (20)

1. th Annunal EAAP Meeting, Rome, 31 Aug. -3 Sept. 2003.
2. Boettcher, P. J., J. C. M. Dekkers and B. W. Kolstad. 1998. Development of an udder health index for sire selection based on somatic cell score, udder conformation, and milking speed. J. Dairy Sci. 81:1157-1168.
3. Hiemstra, A., A. Groen, H. Bovenhuis, B. Ducro and G. de Jong. 2002. An ICAR recommendation sheet for udder health and estimation of genetic parameters for udder health. http://www.zod.wau.nl/abg/hs/education/av/mschiemstra.pdf (accessed on 27-04-2005).
4. Hiendleder, S., H. Thomsen, N. Reinsch, J. Bennewitz, B. Leyhe-Horn, C. Looft, N. Xu, I. Medjugorac, I. Russ, C. Kuhn, G. A. Brockmann, J. Blumel, B. Brenig, F. Reinhardt, R. Reents, G. Averdunk, M. Schwerin, M. Forster, E. Kalm and G. Erhardt. 2003. Mapping of QTL for body conformation and behavior in cattle. J. Hered. 94(6):496-506.
5. Lactocorder: Lactation consulting with milk flow curves. http://www.lactocorder.ch/pdf/MEEN.zip (accessed on 27-04-2005).
6. Maroney, M., P. Ruegg, F. Tayar and D. Reinemann. 2004. Use of Lactocorder® to measure milking performance. Poster presented of the National Mastitis Council, 2004. http://www.uwex.edu/uwmril/pdf/MilkMachine/ PerformanceTesting/04_NMCmeeting_Maroney_UseOfLactocorder.pdf (accessed on 27-04-2005).
7. th Ann. Mtg. Natl. Mastitis Counc., Nashville, T.N. Natl. Mastitis Coun., Inc., Madison, WI.
8. Norberg, E., H. Hogeveen, I. R. Korsgaard, N. C. Friggens, K. H. M. N. Sloth and P. Levendahl. 2004. Electrical conductivity of milk: Ability to predict mastitis status. J. Dairy Sci. 87:1099-1107.
9. Querengasser, J., T. Gelshauser, K. Querengasser, R. Bruckmaier and K. Fehling. 2002. Investigations on milk flow and milk yield from teats with milk flow disorders. J. Dairy Sci. 85:810-817.
10. Rasmussen, M. D. 2004. Overmilking and teat condition. NMC Annual Meeting Proceedings (2004). pp. 169-175.
11. Rothenanger, E., Bruckmaier and J. W. Slum. 1995. Association and dissociation of single quarter and total milk flow in dairy cows: Effects of milking with and without prestimulation. Milchwissenschaft, 50:63-67.
12. th WCGALP, vol. 25. Armidale, NSW, Australia, January 11-16, 1998. pp. 19-22.
13. SAS. 2002. SAS/STAT Software. Version 9.1, SAS Institute, Cary, NC.
14. Seeman, A. 1997. Comparative study between quarter milking and conventional milking according milk production, milk flow, machine on time and teat treatment. Examensarbete 90. Dep. of Animal Nutr. and Managm. Sw. Univ. Agic. Sci.
15. Sivarajasingam, S., E. B. Burnside, J. W. Wilton, W. C. Pfeiffer and D. G. Grieve. 1984. The science behind milk ejection ranking dairy sires by linear programming dairy farm model. J. Dairy Sci. 67:3015-3024.
16. Vavrišinová, K., P. Strapák, O. Debrecéni, D. Biro and M. Halo. Evaluation of Milkability of Slovak Spotted Cattle. http://www.slpk.sk/eldo/actafz/abstracts3-01.htm, accessed on 27-04-2005.
17. Strapák, P., D. Bíro, M. Halo, K. Vavrišinová , P. Juhás and O. Debrecéni. Evaluation of Selected Traits of Sire Dams of Slovak Spotted Cattle, http://www.slpk.sk/eldo/actafz/abstracts 3-01.htm, accessed on 27-04-2005.
18. Svennersten, K. NMC Annual Meeting Proceedings (2004). pp. 215-225.
19. Wellnitz, O., R. M. Bruckmaier and J. W. Blum. 1999. Milk ejection and milk removal of single quarters in high yielding dairy cows. Milchwissenschaft, 54:303-306.
20. Zwald, N. R., K. A. Weigel, Y. M. Chang, R. D. Welper and J. S. Clay. 2005. Genetic evaluation of dairy sires for milking duration using electronically recorded milking times of their daughters. J. Dairy Sci. 88(3): 1192-1198.