Monitoring Nutritional Status of Dairy Cows in Taiwan Using Milk Protein and Milk Urea Nitrogen

Asian-Australasian Journal of Animal Sciences

Volumn 13, Issue 12, 2000, Pages 1667-1673

  Hwang, Sen Yuan ^a,b   Lee, Mei Ju ^a,b   Chiou, Peter Wen Shyg ^a  

^a NATIONAL CHUNG HSING UNIVERSITY   (Taiwan)

^b Taiwan Livestock Research Institute   (Taiwan)

Author keywords

Dairy Cows; Milk Protein; Milk Urea Nitrogen

Indexed keywords

EID: 0034361218     PISSN: 10112367     EISSN: None     Source Type: Journal    
DOI: 10.5713/ajas.2000.1667     Document Type: Article

References (56)

1. AOAC. 1984. Official Methods of Analysis of the Association of Official Analytical Chemist. 14ed. Washington, DC. USA.
2. Baker, L. D., J. D. Ferguson and W. Chalupa. 1995. Responses in urea and true protein of milk to different protein feeding schemes for dairy cows. J. Dairy Sci. 78:2424-2434.
3. Bartley, E. E., A. D. Davidovich, G. W. Barr, G. W. Griffel, A. D. Dayton, C. W. Deyoe and R. M. Bechtle. 1976. Ammonia toxicity in cattle. I. Ruman and blood changes associated with toxicity and treatment methods. J. Anim. Sci. 43:835-841.
4. 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.
5. Butler, W. R. 1998. Effect of protein nutrition on ovarian and uterine physiology in dairy cattle. J. Dairy Sci. 81:2533-2539.
6. Butler, W. R., J. J, Calaman and S. W. Bean. 1996. Plasma and milk urea nitrogen in relation to pregnancy rate in lactating dairy cattle. J. Anim. Sci. 74:858-865.
7. Cannon, T. J. and C. J. Sniffen. 1983. Jerseys may eat more than we thought. Hoard's Dairyman Nov. 1362.
8. 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.
9. Chang, C. L., C. Y. Tseng, Z. Y. Chen, S. J. Lee, J. K. Cheng and M. C. Chen. 1997. The Holstein dairy head improvement program in Taiwan. Taiwan Livestock Res. 30(1):55-65 (in Chinese).
10. Coulon, J. B. and B. Remond. 1991. Variations in milk output and milk protein content in response to the level of energy supply to the dairy cow: A review. Livest. Prod. Sci. 29(1):31-47.
11. Crocker, C. L. 1967. Rapid determination of urea nitrogen in serum or plasma without deproteinization. An. J. Med. Technol. 33:361.
12. DePeters, E. J. and J. D. Ferguson. 1992. Nonprotein nitrogen and protein distribution in the milk of cows. J. Dairy Sci. 75:3192-3209.
13. 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.
14. Ferguson, J. D. and W. Chalupa. 1989. Impact of protein nutrition on reproduction in dairy cows. J. Dairy Sci. 72:746-766.
15. Ferguson, J. D., D. T. Galligan, T. Blanchard and M. Reeves. 1993. Serum urea nitrogen and conception rate: The usefulness of test information. J. Dairy Sci. 76:3742-3746.
16. Ferguson, J. D., N. Thomsen, D. Slesser and D. Burris. 1997. Pennsylvania DHIA milk urea nitrogen. J. Dairy Sci. 80(Suppl. 1):161(Abstr.).
17. Fung, H. P., S. Y. Chiu and F. M. Wu. 1981. An investigation on reproductive abilities of dairy cows in Taiwan. J. of the Chinese Society of Veterinary Sci. 7:131-134 (in Chinese, with English abstract).
18. Fung, H. P. and I. S. Shiea. 1981. The relationship between climate and region on fertility of dairy cow in Taiwan. J. Chin. Soc. Vet. Sci. 7:67-72 (in Chinese).
19. Garcia, A. and J. Linn. 1997. Let's keep milk urea test results in perspective. Hoard's Dairyman. Aug(25):597.
20. Gustafsson, A. H. and J. Carlsson. 1993. Effects of silage quality, protein evaluation systems and milk urea contant on milk yield and reproduction in dairy cows. Livest. Prod. Sci. 37:91-105.
21. Gustafsson, A. H. and D. L. Palmquist. 1993. Diurnal variation of rumen ammonia, serum urea, and milk urea in dairy cows at high and low yields. J. Dairy Sci. 76:475-484.
22. Harris, B., Jr. 1995. MUN and BUN values can be valuable management tools. Feedstuffs. Oct. (9):14.
23. Hsu, F. S. 1984. A comparison of quality of tropical grasses and temperate grasses. Scientific Agriculture. 32(1-2): 47-50.
24. Huang, Y. C., H. L. Chang, S. C. Lee and K. J. Chen. 1995. Performance and body type improvement program of Holstein cattle herd in Taiwan (Unpublished).
25. Hutjens, M, F. 1996. MUN testing: Controversial but still useful. Hoard's Dairyman. Nov. 762-763.
26. Hutjens, M. F. and J. A. Barmore. 1995. Milk urea test gives us another tool. Hoard's Dairyman. May (25):401.
27. 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.
28. Kirchgessner, M., M. Kreuzer and D. A. Roth-Maier. 1986. Milk urea and protein content to diagnose energy and protein malnutrition of dairy cows. Arch. Anim. Nutr. Berlin. 36(2-3):192-197.
29. Lee, C. N., D. L. Vincent, C. W. Weems, L. Ledgerwood and W. Toma. 1994. Endocrine profiles of lactating dairy cows in shade and no-shade environments in Hawaii. Hitahr Res. Series 070.
30. Lee, S. C. and M. C. Chen. 1985. Milk compositions of cows in northern Taiwan. Taiwan Livestock Res. 18(2):199-207 (in Chinese, with English abstract).
31. Lee, S. J., M. C. Chen and District Livestock Health Centers. 1987. The survey of raw milk quality in Taiwan. Taiwan Livestock Res. 20(2):123-134 (in Chinese, with English abstract).
32. Lewis, G. S., W. W. Thatcher, E. L. Bliss, M. Drost and R. J. Collier. 1984. Effects of heat stress during pregnancy on postpartum reproductive changes in Holstein cows. J. Anim. Sci. 58:174-186.
33. Mahanna, B. 1995. 100 feeding thumbrules revisited. Hoard's Dairyman. Sep. (25):613-620.
34. Moore, F. 1997. Serurn chemistry profiles in dairy cows: A herd management tool? Vet. Med. Nov. 986-991.
35. Nagel, S. 1994. Controlled feeding based on protein and urea contents in the milk. Mecklenburg-Vorpommern Dairy Herd Improvement Association. Guestrow, Germany. pp. 1-20.
36. National Research Council. 1989. Nutrient Requirements of Dairy Cattle, 6th rev. ed. Natl. Acad. Sci. Washington, DC., USA.
37. 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.
38. 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.
39. Ougi, T. 1994. Description of urea nitrogen in blood and milk. Dairy Japan. 39(12):26-29 (in Japanese).
40. Putney, D. J., M. Drost and W. W. Thatcher. 1989. Influence of heat stress on pregnancy rates of lactating dairy cattle following embryo transfer or artificial insemination. Theriogenology. 31(4):765-778.
41. Quaife, T. 1994. Warning sings via the milk. Dairy Herd Management. 31(8):40, 42-43.
42. Rajcevic, M., I. Jazbec, M. Sirk and J. Levstek. 1996. The effect of season on the content of urea in milk of cow. Zbornik Veterinarske Fakultete Univerza Ljubljana. 33(2):225-230.
43. Refsdal, A. O. 1983. Urea in bulk milk as compared to the herd mean of urea in blood. Acta Vet. Scand. 24:518-520.
44. 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.
45. Roenfeldt, S. 1996. Use MUNS to monitor nutrition. Dairy Herd Management. Feb. 26-28.
46. Ropstad, E. and A. O. Refsdal. 1987. Herd reproductive performance related to urea concentration in bulk milk. Acta Vet. Scand. 28:55-63.
47. Roseler, D. K., J. D. Ferguson, C. J. Sniffen and J. Herrema. 1993. Dietary protein degradability effects on plasma and milk urea nitrogen and milk nonprotein nitrogen in Holstein cows. J. Dairy Sci. 76:525-534.
48. SAS. 1985. Users Guide: Statistics, SAS Inst., Inc., Cary, NC., USA.
49. Sato, H. 1998. Correlations between milk urea and plasma metabolites and milk fat and protein concentrations in dairy cows. J. Japan Vet. Med. Asso. 51(5):242-245.
50. Sato, H., S. Hanasaka and M. Matsumoto. 1992. Relationships among plasma metabolite levels, nutrient inakes, milk urea, fat and protein levels in dairy cattle. Anim. Sci. Technol. (Jpn.) 63(10):1075-1080.
51. Sato, H., Y. Nishiguchi and T. Kato. 1996. Relations between milk urea levels and conception in lactating dairy cows. Anim. Sci. Technol. (Jpn) 67(1):58-63.
52. Sommer, H. 1991. Blood and milk profiling in dairy cattle for health and nutrition control. Symposium of health and productive control systems in animal herds. Pig Research Institute Taiwan. Chunan, Taiwan. pp. 28-29.
53. Steel, R. G. D. and J. H. Torrie. 1960. Principles and Procedures of Statistics. McGraw-Hill, New York.
54. Stevensen, J. 1994. Excess protein may reduce fertility. Hoard's Dairyman. May (10):382-383.
55. Taiwan Provincial Government. 1991. Procurement and price point of raw milk in Taiwan dairy industry. Taiwan Provincial Government Bulletin.
56. Wenninger, A. and O. Distl. 1994. Urea and acetone in milk as indicators for nutritional fertility disorder of dairy cattle. Dtsch. Tieraeztl. Wschr. 101:152-157.