Effect of dietary animal fat and methionine on dairy ewes milk yield and milk composition

Animal Feed Science and Technology

Volumn 105, Issue 1-4, 2003, Pages 43-54

  Goulas, C ^a   Zervas, G ^a   Papadopoulos, G ^a  

^a AGRICULTURAL UNIVERSITY OF ATHENS   (Greece)

Author keywords

Animal fat; Dairy ewes; Fatty acids; Methionine; Milk composition

Indexed keywords

ANIMALIA; OVIS; OVIS ARIES;

EID: 0037475055     PISSN: 03778401     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0377-8401(03)00048-8     Document Type: Article

References (42)

1. Aleksahdrov, S., Stoyanov, A., Khristov, A., Sandev, S., 1989. Chemically and physically protected dl-methionine in the diet of the ewes during late pregnancy and entire lactation period. J. Zhivotnovudni Nauki 26, 44-49.
2. Armentano, L.E., Bertics, S.J., Ducharmet, G.A., 1997. Response of lactating cows to methionine or methionine plus lysine added to high protein diets based on alfalfa and heated soybeans. J. Dairy Sci. 80, 1194-1199.
3. Bateman, H.G., Spain, J.N., Ellersieck, M.R., 1996. Influence of by-product feeds and tallow on lactation performance of Holstein cows during two seasons. J. Dairy Sci. 79, 114-120.
4. Bremmer, D.R., Overton, T.R., Clark, J.H., 1997. Production and composition of milk from Jersey cows administered bovine somatotropin and fed ruminally protected amino acids. J. Dairy Sci. 80, 1374-1380.
5. British Standards Institution, 1955. Gerber method for the determination of fat in milk and milk products, BS 696, London, BSI.
6. Casals, R., Caja, G., Such, X., Torre, C., Calsamiglia, S., 1999. Effects of calcium soaps and rumen undegradable protein on the milk production and composition of dairy ewes. J. Dairy Res. 66, 177-191.
7. Casper, D.P., Schingoethe, D.J., Yang, C.M.J., Mueller, C.R., 1987. Protected methionine supplementation with extruded blend of soybeans and soybean meal for dairy cows. J. Dairy Sci. 70, 321-330.
8. Chadio, S.E., Zervas, G., Kiriakou, K., Goulas, C., Menegatos, J., 2000. Effects of recombinant bovine somatotropine administration to lactating goats. Small Rum. Res. 35, 263-269.
9. Colin-Schoellen, O., Laurent, F., Vignon, B., Robert, J.C., Sloan, B., 1995. Interactions of ruminally protected methionine and lysine with protein source or energy level in the diets of cows. J. Dairy Sci. 78. 2807-2818.
10. Goulas, C., 2000. The effect of dietary fat on sheep diet digestibility and on lactating ewes performance. Ph.D. Thesis. Agricultural University of Athens, Athens.
11. Goulas, C., Zervas, G., Papadopoulos, G., 2001. The effect of animal fat on sheep's diet digestibility, degradability and rumen fermentation process. J. Anim. Feed Sci. 10, 447-455.
12. EEC., 1977. Specific methods for methyl-esters preparation of fatty acids with 4 or more C. EEC regulation 72/77 Official News Paper of EEC, N12/11, 15 January 1977.
13. Foot, J.Z., Russel, A.J.F., 1979. The relationship in ewes between voluntary food intake during pregnancy and forage intake during lactation and after weaning. Anim. Prod. 28, 25-39.
14. Forbes, J.M., 1995. Reproduction and lactation. In: Forbes, J.M. (Eds.), Voluntary Food Intake and Diet Selection in Farm Animal. CAB International, pp. 186-203.
15. Garcia-Bojalil, C.M., Staples, C.R., Risco, C.A., Savio, J.D., Thatcher, W.W., 1998. Protein degradability and calcium salts of long-chain fatty acids in the diets of lactating dairy cows: productive response. J. Dairy Sci. 81, 1374-1384.
16. Hvelplund, T., Madsen, J., 1990. A study of the quantitative nitrogen metabolism in the gastrointestinal tract, and the resultant new protein evaluation system for ruminants. The AAT-PBV system, D.Sc. Thesis. R. Vet. Agric. Univ., Copenhagen, Denmark.
17. Illg, D.J., Sommerfeldt, J.L., Schingoethe, D.J., 1987. Lactation and systemic responses to the supplementation of protected methionine in soybean meal diets. J. Dairy Sci. 70, 620-629.
18. International Dairy Federation, 1964a. Determination of the lactose content of milk, International Standard FIL-IDF 28, Brussels.
19. International Dairy Federation, 1964b. Determination of the casein content of milk, International Standard FIL-IDF 29, Brussels.
20. International Dairy Federation, 1993. Determination of the nitrogen content of milk, Kjeldahl Method, International Standard FIL-IDF 20b, Part 1, Brussels.
21. Moorby, J.M., Dewhurst, R.J., Thomas, C., Marsden, S., 1998. The effect of dietary fat and metabolizable energy on milk protein concentration of dairy cows. Anim. Sci. 67, 1-8.
22. National Research Council, 1985. Nutrient Requirements of Sheep. National Academy Press, Washington, DC.
23. Palmquist, D.L., 1984. Use of fats in diets for lactating cows. In: Wiseman, J. (Eds.), Fats in Animal Nutrition, Butterworths, London, pp. 357-381.
24. Palmquist, D.L., 1994. The role of dietary fats in efficiency of ruminants. J. Nutr. 124, 1377S-1382S.
25. Palmquist, D.L., Jenkins, T.C., 1980. Fat in lactation rations: review. J. Dairy Sci. 63, 1-14.
26. Papas, A.M., Sniffen, C.J., Muscato, T.V., 1984. Effectiveness of rumen-protected methionine for delivering methionine postruminally in dairy cows. J. Dairy Sci. 67, 545-552.
27. Pisulewski, P.M., Rulquin, H., Peyraud, J.L., Verite, R., 1996. Lactational and systemic responses of dairy cows to postruminal infusions of increasing amounts of methionine. J. Dairy Sci. 79, 1781-1791.
28. Rhind, S.M., Bass, J., Doney, J.M., 1992. Pattern of milk production of East Friesland and Scottish Blackface ewes and associated blood metabolite and hormone profiles. Anim. Prod. 54, 265-273.
29. Robertson, J.B., Van Soest, P.J., 1981. The detergent system of analysis. In: James, W.P.T., Theander, O. (Eds.), The Analysis of Dietary Fibre in Food. Marcel Dekker, New York/Basel, pp. 123-158.
30. Rogers, J.A., Krishnamoorthy, U., Sniffen, C.J., 1987. Plasma amino acids and milk protein production by cows fed rumen-protected methionine and lysine. J. Dairy Sci. 70, 789-798.
31. Rulquin, H., Delaby, L., 1997. Effects of the energy balance of dairy cows on lactational responses to rumen-protected methionine. J. Dairy Sci. 80, 2513-2522.
32. Salfer, J.A., Linn, J.G., Otterby, D.E., Hansen, W.P., Soderholm, C.G., 1994. Effects of calcium salts of long-chain fatty acids added to a diet containing choice white grease on lactation performance. J. Dairy Sci. 77, 2367-2375.
33. Schiemann, R., 1972. Energetische Futterbewertung Und Energienomen. VED Deutscher Landwirtshaftsvergal, Berlin.
34. Schingoethe, D.J., Casper, D.P., Yang, C., Illg, D.J., Sommerfeldt, J.L., Mueller, C.R., 1988. Lactation response to soybean meal, heated soybean meal, and extruded soybeans with ruminally protected methionine. J. Dairy Sci. 71, 173-180.
35. Schwab, C.G., Bozak, C.K., White, N.L., 1992. Amino acid limitation and flow to duodenum at four stages of lactation. I. Sequence of lysine and methionine limitation. J. Dairy Sci. 75, 3486-3502.
36. Schwarz, G.B., Hageman, C., Huttig, R., Uellerman, Staege, W., 1950. Analytical Methods for Milk, Milk Products and Whey, vol. 6, 2nd ed. Neumann, Radebeul/Berlin, 189 pp.
37. Sebek, L.B.J., Everts, H., 1993. Prediction of gross energy content of ewe milk. Anim. Prod. 56, 101-106.
38. Steel, R.G.D., Torrie, J.H., 1960. Principles and Procedures of Statistics. McGraw-Hill, New York.
39. Stern, M.D., Varga, G.A., Clark, J.H., Firkins, J.L., Huber, J.T., Palmquist, D.L., 1994. Evaluation of chemical and physical properties of feeds that affect protein metabolism in the rumen. J. Dairy Sci. 77, 2762-2786.
40. Van Soest, P.J., Robertson, J.B., Lewis, B.A., 1991. Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. J. Dairy Sci. 3583-3597.
41. Van Es, A.J.H., 1978. Feed evaluation for ruminants. Livest. Prod. Sci. 5, 331-345.
42. Wu, Z., Huber, J.T., 1994. Relationship between dietary fat supplementation and milk protein concentration in lactating cows: a review. Livest. Prod. Sci. 39, 141-155.