Milk fatty acid composition of dairy cows grazing at two pasture allowances and supplemented with different levels and sources of concentrate

Animal Feed Science and Technology

Volumn 125, Issue 1-2, 2006, Pages 17-31

  Bargo, F ^a,b   Delahoy, J E ^a   Schroeder, G F ^a,c   Muller, L D ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

^b UNIVERSIDAD DE BUENOS AIRES   (Argentina)

^c KANSAS STATE UNIVERSITY   (United States)

Author keywords

Concentrate; Conjugated linoleic acids; Milk fatty acid; Pasture allowance

Indexed keywords

BETA VULGARIS SUBSP. VULGARIS; BOS TAURUS; TRITICUM AESTIVUM; ZEA MAYS;

EID: 28844497462     PISSN: 03778401     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.anifeedsci.2005.05.010     Document Type: Article

References (27)

1. F. Bargo, L.D. Muller, J.E. Delahoy, and T.W. Cassidy Milk response to concentrate supplementation of high producing dairy cows grazing at two pasture allowances J. Dairy Sci. 85 2002 1777 1792
2. F. Bargo, L.D. Muller, E.S. Kolver, and J.E. Delahoy Invited review: production and digestion of supplemented dairy cows on pasture J. Dairy Sci. 86 2003 1 42
3. D.E. Bauman, B.A. Corl, L.H. Baumgard, and J.M. Griinari Conjugated linoleic acid (CLA) and the dairy cow P.C. Garnsworthy J. Wiseman Recent Advances in Animal Nutrition 2001 Nottingham University Press Nottingham, UK
4. L.H. Baumgard, E. Matitashvili, B.A. Corl, D.A. Dwyer, and D.E. Bauman trans-10, cis-12 Conjugated linoleic acid decreases lipogenic rates and expression of genes involved in milk lipid synthesis in dairy cows J. Dairy Sci. 85 2002 2155 2163
5. J.E. Delahoy, L.D. Muller, F. Bargo, T.W. Cassidy, and L.A. Holden Supplemental carbohydrate sources for lactating dairy cows on pasture J. Dairy Sci. 86 2003 906 915
6. R.J. Dewhurst, N.D. Scollan, S.J. Youell, J.K.S. Tweed, and M.O. Humphreys Influence of species, cutting date and cutting interval on the fatty acid composition of grasses Grass Forage Sci. 56 2001 68 74
7. R.J. Dewhurst, N.D. Scollan, M.R.F. Lee, H.J. Ougham, and M.O. Humphreys Forage breeding and management to increase the beneficial fatty acid content of ruminant products Proc. Nutr. Soc. 62 2003 329 336
8. T.R. Dhiman, G.R. Anand, L.D. Satter, and M.W. Pariza Conjugated linoleic acid content of milk from cows fed different diets J. Dairy Sci. 82 1999 2146 2156
9. A. Eken, Ø. Havrevoll, A. Haug, J. Berg, P. Linstad, and S. Skeie Oat and barley based concentrate supplements for dairy cows Acta Agric. Scand., Sect. A., Anim. Sci. 53 2003 65 73
10. G. Jahreis, J. Fritsche, and H. Steinhart Conjugated linoleic acid in milk fat: high variation depending on production systems Nutr. Res. 17 1997 1479 1484
11. T.C. Jenkins, E.J. Thies, and E.E. Mosely Direct methylation procedure for converting fatty amides to fatty acid methyl esters in feed and digesta samples J. Agric. Food Chem. 49 2001 2142 2145
12. K.F. Kalscheur, B.B. Teter, L.S. Piperova, and R.A. Erdman Effect of dietary forage concentration and buffer addition on duodenal flow of trans-C18:1 fatty acids and milk fat production in dairy cows J. Dairy Sci. 80 1997 2104 2114
13. M.L. Kelly, E.S. Kolver, D.E. Bauman, M.E. Van Amburgh, and L.D. Muller Effect of intake of pasture on concentrations of conjugated linoleic acid in milk of lactating cows J. Dairy Sci. 81 1998 1630 1636
14. J.K.G. Kramer, V. Fellner, M.E.R. Dugan, F.D. Sauer, M.M. Mossoba, and M.P. Yurawecz Evaluating acid and base catalysts in the methylation of milk and rumen fatty acids with special emphasis on conjugated dienes and total trans fatty acids Lipids. 32 1997 1219 1228
15. F. Lawless, J.J. Murphy, D. Harrington, R. Devery, and C. Stanton Elevation of conjugated cis-9, trans-11-octadecadienoic acid in bovine milk because of dietary supplementation J. Dairy Sci. 81 1998 3259 3267
16. 9-desaturase activity in dairy cows Livest. Prod. Sci. 79 2003 47 59
17. J.J. Loor, F.D. Soriano, X. Lin, J.H. Herbein, and C.E. Polan Grazing allowance after the morning or afternoon milking for lactating cows fed a total mixed ration (TMR) enhances trans11-18:1 and cis9,trans11-18:2 (rumenic acid) in milk fat to different extents Anim. Feed Sci. Technol. 109 2003 105 119
18. D.L. Palmquist, A.D. Beaulieu, and D.M. Barbano Feed and animal factors influencing milk fat composition J. Dairy Sci. 76 1993 1753 1771
19. P.W. Parodi Conjugated linoleic acid and other anticarcinogenic agents of bovine milk fat J. Dairy Sci. 82 1999 1339 1349
20. SAS User's Guide: Statistics, version 8.01, edition 1999. SAS Inst. Inc., Cary, NC.
21. G.F. Schroeder, J.E. Delahoy, I. Vidaurret, F. Bargo, G.A. Gagliostro, and L.D. Muller Milk fatty acid composition of cows fed a total mixed ration or pasture plus concentrates replacing corn with fat J. Dairy Sci. 86 2003 3237 3248
22. G.F. Schroeder, G.A. Gagliostro, F. Bargo, J.E. Delahoy, and L.D. Muller Effects of fat supplementation on milk production and composition of dairy cows on pasture: a review Livest. Prod. Sci. 86 2004 1 18
23. C.R. Stockdale, G.P. Waler, W.J. Wales, D.E. Dalley, A. Birkett, Z. Shen, and P.T. Doyle Influence of pasture and concentrates in the diet of grazing dairy cows on the fatty acid composition of milk J. Dairy Res. 70 2003 267 276
24. N.A. Thomson, A. Chand, and J.K. Kay Predicting the delta9-desaturase activity and the association with conjugated linoleic acid (CLA) concentration in bovine milk Proc. N. Z. Soc. Anim. Prod. 63 2003 25 30
25. A.T. Ward, K.M. Wittenberg, H.M. Froebe, R. Przybylski, and L. Malcolmson Fresh forage and solin supplementation on conjugated linoleic acid levels in plasma and milk J. Dairy Sci. 86 2003 1742 1750
26. S.L. White, J.A. Bertrand, M.R. Wade, S.P. Washburn, J.T. Green Jr., and T.C. Jenkins Comparison of fatty acid content of milk from Jersey and Holstein cows consuming pasture or a total mixed ration J. Dairy Sci. 84 2001 2295 2301
27. C. Wijesundera, Z. Shen, W.J. Wales, and D.E. Dalley Effect of cereal grain and fibre supplements on the fatty acid composition of milk fat of grazing dairy cows in early lactation J. Dairy Res. 70 2003 257 265