Effects of Milk Production, Season, Parity and Lactation Period on Variations of Milk Urea Nitrogen Concentration and Milk Components of Holstein Dairy Cows |
Yoon, J.T.
(Department of Animal Life and Recources, Hankyong National University)
Lee, J.H. (Department of Animal Life and Recources, Hankyong National University) Kim, C.K. (Department of Animal Science and Technology, Chung-Ang University) Chung, Y.C. (Department of Animal Science and Technology, Chung-Ang University) Kim, C.-H. (Department of Animal Life and Recources, Hankyong National University) |
1 | Godden, S. M., K. D. Lissemore, D. F. Kelton, K. E. Leslie, J. S. Walton and J. H. Lumsden. 2001. Factors associated with milk urea concentrations in Ontario dairy cows. J. Dairy Sci. 84:107-114. |
2 | Jonker, J. S., R. A. Kohn and J. High. 2002. Use of milk urea nitrogen to improve dairy cow diets. J. Dairy Sci. 85:939-946. |
3 | Kaim, M., Y. Folman, H. Neumark and W. Kaufmann. 1983. The effect of protein intake and lactation number on postpartum body weight loss and reproductive performance of dairy cows. Anim. Prod. 37:229-235. |
4 | Miettinen, P. V. and R. O. Juvonen. 1990. Diurnal variation of serum and milk urea levels in diary cows. Acta Agric. Scand. 40:289-296. |
5 | Oltner, R. and H. Wiktorsson. 1983. Urea concentrations in milk and blood as influenced by feeding varying amounts of protein and energy to dairy cows. Livest. Prod. Sci. 10:457-467. |
6 | Oltner, R., M. Emanuelson and H. Wiktorsson. 1985. Urea concentrations in milk in relation to milk yield, live weight, lactation number and amount and composition of feed given to dairy cows. Livest. Prod. Sci. 12:47-57. |
7 | Anderson, G. W. and B. A. Barton. 1988. Reproductive efficiency: potential nutrition-management interactions. In: Proceedings of Winter Dairy Management Schools, Cornell University, Ithaca, NY. USA. p. 107. |
8 | Carlsson, J. and B. Pehrson. 1993. The relationships between seasonal variations in the concentration of urea in bulk milk and the production and fertility of dairy herds. J. Vet. Med. A. 40:205-212. |
9 | Carroll, D. J., B. A. Barton, G. W. Anderson and R. D. Smith. 1988. Influence of protein intake and feeding strategy on reproductive performance of dairy cows. J. Dairy Sci. 71:3470-3481. |
10 | DePeters, E. J. and J. D. Ferguson. 1992. Nonprotein nitrogen and protein distribution in the milk of cows. J. Dairy Sci. 75:3192-3209. |
11 | Godden, S. M., K. D. Lissemore, D. F. Kelton, K. E. Leslie, J. S. Walton and J. H. Lumsden. 2001. Relationships between milk urea concentrations and nutritional management, production and economic variables in Ontario Dairy Herds. J. Dairy Sci. 84:1128-1139. |
12 | Rajala-Schultz, P. J., W. J. A. Saville, G. S. Frazer and T. E. Wittum. 2001. Association between milk urea nitrogen and fertility in Ohio dairy cows. J. Dairy Sci. 84:482-489. |
13 | Butler, W. R., J. J. Calaman and S. W. Beam. 1996. Plasma and milk urea nitrogen in relation to pregnancy rate in lactating dairy cattle. J. Anim. Sci. 74:858-865. |
14 | Chalupa, W. 1984. Discussion of protein symposium. J. Dairy Sci. 67:1134-1146. |
15 | Ibrahim, I. F., S. M. Seif and H. D. Johnson. 1970. Plasma insulin and free amino acid changes with heat exposure in bovine. J. Dairy Sci. 53:651 (Abstr.). |
16 | DePeters, E. J. and J. P. Cant. 1992. Nutritional factors influencing the nitrogen composition of bovine milk: a review. J. Dairy Sci. 75:2043-2070. |
17 | Gustafsson, A. H. and J. Carlsson. 1993. Effects of silage quality, protein evaluation systems and milk urea content on milk yield and reproduction in dairy cows. Livest. Prod. Sci. 37:91-105. |
18 | Buchberger, J. 1989. Investigations on the urea and protein concentrations in milk. Milchpraxis. 27:98-99. |
19 | Randy, H. A., W. A. Caler and W. H. Miner. 1991. Effect of lactation number, year and milking management practices on milk yield and SCC of French Alpine dairy goats. J. Dairy Sci. 74:311-315. |
20 | Wilson, D. J., K. N. Stewart and P. M. Sears. 1995. Effect of stage of lactation, production, parity and season on somatic cell counts in infected and uninfected dairy goats. Small Rumin. Res. 16:165-169. |
21 | Holtz, C. R., R. D. Smith, C. J. Sniffen and W. Chalupa. 1986. Reproductive and metabolic responses of dairy cattle to the level and degradability of dietary protein. J. Dairy Sci. 69(Suppl. 1):243 (Abstr.). |
22 | Stott, G. H. 1981. What is animal stress and how is it measured? J. Anim. Sci. 52:150-153. DOI |
23 | Canfield, R. W., C. J. Sniffen and W. R. Butler. 1990. Effects of excess degradable protein on postpartum reproduction and energy balance in dairy cattle. J. Dairy Sci. 73:2342-2349. |
24 | Barton, B. A., H. A. Rosario, G. W. Anderson, B. P. Grindle and D. J. Carroll. 1996. Effects of dietary crude protein, breed, parity, and health status on the fertility of dairy cows. J. Dairy Sci. 79:2225-2236. |
25 | Hwang, S.-Y., M.-J. Lee and P. W.-S. Chiou. 2000. Monitoring nutritional status of dairy cows in Taiwan using milk protein and milk urea nitrogen. Asian-Aust. J. Anim. Sci. 13:1667-1673. |
26 | Roy, B., R. K. Mehla and S. K. Sirohi. 2003. Influence of milk yield, parity, stage of lactation and body weight on urea and protein concentration in milk of Murrah buffaloes. Asian-Aust. J. Anim. Sci. 16:1285-1290. |
27 | Tamminga, S. 1992. Nutrition management of dairy cows as a contribution to pollution control. J. Dairy Sci. 75:345-357. |
28 | Kamal, T. H. and H. D. Johnson. 1970. Whole body 40K loss as a predictor of heat tolerance in cattle. J. Dairy Sci. 53:531-533. |
29 | Wolfschoon-Pombo, A., H. Klostermeyer, J. Buchberger and R. Graml. 1981. Urea in the NPN-fraction of cows milkdetermination, content and influence on it. Milchwissenschaft. 36:462-466. |
30 | Godden, S. M., D. F. Kelton, K. D. Lissemore, J. S. Walton, K. E. Leslie and J. H. Jumsden. 2001. Milk urea testing as a tool to monitor reproductive performance in Ontario dairy herds. J. Dairy Sci. 84:1397-1406. |
31 | Jordan, E. R. and L. V. Swanson. 1979. Effect of crude protein on reproductive efficiency, serum total protein, and albumin in the high-producing dairy cow. J. Dairy Sci. 62:58-63. |
32 | Muggli, J. 1995. Influence of SCC on stage of lactation. Anim. Breed. Abstr. p. 1996. |
33 | Butler, W. R. 1998. Review: Effect of protein nutrition on ovarian and uterine physiology in dairy cattle. J. Dairy Sci. 81:2523-2539. |
34 | Folman, Y., H. Neumark, M. Kaim and W. Kaufmann. 1981. Performance, rumen and blood metabolites in high-yielding cows fed varying protein percents and protected soybean. J. Dairy Sci. 64:759-768. |
35 | Howard, H. J., E. P. Aalseth, G. D. Adams, L. J. Bush, R. W. McNew and L. J. Dawson. 1987. Influence of dietary protein on reproductive performance of dairy cows. J. Dairy Sci. 70:1563-1571. |
36 | Ng-Kwai-Hang, K. F., J. F. Hays, J. E. Moxley and H. G. Monardes. 1985. Percentages of protein and nonprotein nitrogen with varying fat and somatic cells in bovine milk. J. Dairy. Sci. 68:1257-1262. |
37 | Carlsson, J. and B. Pehrson. 1994. The influence of the dietary balance between energy and protein on milk urea concentration. Experimental trials assessed by two different protein evaluation systems. Acta Vet. Scand. 35:193-205. |
38 | Johnson, H. D., A. C. Ragsdale, I. L. Berry and M. D. Shanklin. 1963. Temperature-humidity effects including influence of acclimation in feed and water consumption of Holstein cattle. Univ. of Missouri Res. Bull. No. 846. |
39 | Macleod, G. K., D. G. Grieve, I. McMillan and G. C. Smith. 1984. Effect of varying protein and energy densities in complete rations. J. Dairy Sci. 67:1421-1429. |
40 | Ferguson, J. D., D. T. Galligan, T. Blanchard and M. Reeves. 1993. Serum urea nitrogen and concentration rate: the usefulness of test information. J. Dairy Sci. 76:3742-3746. |
41 | NRC. 1981. Effect of environment on nutrient requirements of domestic animals. National Academy Press, Washington, DC. USA. |
42 | SAS. 1996. SAS/STAT User’s Guide, version 6.12. SAS Institute, Inc., Cary, NC, USA. |
43 | Ferguson, J. D. and W. Chalupa. 1989. Impact of protein nutrition on reproduction in dairy cows. J. Dairy Sci. 72:746-766. |
44 | Ferguson, J. D., T. Blanchard, D. T. Galligan, D. C. Hoshall and W. Chalupa. 1988. Infertility in dairy cattle fed a high percentage of protein degradable in the rumen. J. Am. Vet. Med. Assoc. 192:659-662. |
45 | Refsdal, A. O., L. Baevre and R. Bruflot. 1985. Urea concentration in bulk milk as an indicator of the protein supply at the herd level. Acta Vet. Scand. 26:153-163. |
46 | Barton, B. A. 1996. Determining if reproduction is affected by a nutrient imbalance. In: Proceedings of Tri-State Dairy Nturtion Conference. pp. 17-32. |
47 | Broderick, G. A. and M. K. Clayton. 1997. A statistical evaluation of animal and nutritional factors influencing concentrations of milk urea nitrogen. J. Dairy Sci. 80:2964-2971. |
48 | Hassan, A. and J. D. Roussel. 1975. Effect of protein concentration in the diet on blood composition and productivity of lactating Holstein cows under thermal stress. J. Agric. Sci. (Camb) 85:409-415. |
49 | Bruckental, I., D. Drori, M. Kaim, H. Lehrer and Y. Folman. 1989. Effects of source and level of protein on milk yield and reproductive performance of high-producing primiparous and multiparous dairy cows. Anim. Prod. 48:319-329. |
50 | Jonker, J. S., R. A. Kohn and R. A. Erdman. 1999. Milk urea nitrogen target concentrations for lactating dairy cows fed according to national research council recommendations. J. Dairy Sci. 82:1261-1273. |
51 | Baker, L. D., J. D. Ferguson and W. Chalupa. 1995. Response in urea and true protein of milk to different protein feeding schemes for dairy cows. J. Dairy Sci. 78:2424-2434. |
52 | Dulin, A. M., M. J. Paape, W. D. Schultz and B. T. Weinland. 1983. Effect of parity, stage of lactation and intramammary infection on concnetratin of somatic cells and cytoplasmic particles in goat milk. J. Dairy Sci. 66:2426-2433. |
53 | Roseler, K. K., J. D. Ferguson, C. J. Sniffen and J. Kerrema. 1993. Dietary protein degradability effects of plasma and milk urea nitrogen and milk nonprotein nitrogen in Holstein cows. J. Dairy Sci. 76:525-534. |
54 | Pehrson, B., K. Plym Forshell and J. Carlsson. 1992. The effect of additional feeding on the fertility of hig-yielding dairy cows. Zentralbl. Veterinarmed. A 39:187-192. |