Variation among individuals, breeds, parities and milk fatty acid profile and milk yield of ewes grazed on pasture

Small Ruminant Research

Volumn 109, Issue 2-3, 2013, Pages 173-181

  Sojak L ^a   Blasko J ^a   Kubinec, R ^a   Gorova R ^a   Addova G ^a   Ostrovsky I ^a   Margetin M ^b  

^a Physics and Informatics   (Slovakia)

^b Animal Production Research Centre Nitra   (Slovakia)

Author keywords

Breed; Individual ewes; Milk fatty acids; Milk yield; Parity

Indexed keywords

EID: 84871491359     PISSN: 09214488     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.smallrumres.2012.07.017     Document Type: Article

References (24)

1. Ackman R.G. The gas chromatograph in practical analyses of common and uncommon fatty acids for the 21st century. Anal. Chim. Acta 2002, 465:175-192.
2. Addis M., Cabiddu A., Pinna G., Decandia M., Piredda G., Pirisi A., Molle G. Milk and cheese fatty acid composition in sheep fed Mediterranean forages with reference to conjugated linoleic acid cis-9,trans-11. J. Dairy Sci. 2005, 88:3443-3454.
3. Arnould V.M.R., Soyeurt H. Genetic variability of milk fatty acids. J. Appl. Genet. 2009, 50:29-39.
4. Barbosa E., Oliveira C., Casal S., Soares L., Vale A.P., Lopes J., Brito N.V. Quantification and variability of conjugated linoleic acids levels in sheep milk of two Portuguese breeds. EJEAFChe 2003, 2:493-497.
5. Buchin S., Delague V., Duboz G., Berdague J.L., Beuvier E., Pochet S., Grappin R. Influence of pasteurization and fat composition of milk on the volatile compounds and flavor characteristics of a semi-hard cheese. J. Dairy Sci. 1998, 81:3097-3108.
6. Cabiddu A., Decandia M., Addis M., Piredda G., Pirisi A., Molle G. Managing Mediterranean pastures in order to enhance the level of beneficial fatty acids in sheep milk. Small Rumin. Res. 2005, 59:169-180.
7. Carta A., Casu S., Usai M.G., Addis M., Fiori M., Fraghi A., Miari S., Mura L., Piredda G., Schibler L., Sechi T., Elsen J.M., Barillet F. Investigating the genetic component of fatty acid content in sheep milk. Small Rumin. Res. 2008, 79:22-28.
8. Chilliard Y., Ferlay A., Mansbridge R.M., Doreau M. Ruminant milk fat plasticity: Nutritional control of saturated, polyunsaturated, trans and conjugated fatty acids. Ann. Zootech. 2000, 49:181-205.
9. German J.B., Dillard C.J. Saturated fats: what dietary intake?. Am. J. Clin. Nutr. 2004, 80:550-559.
10. Griinari J.M., Corl B.A., Lacy S.H., Chouinard P.Y., Nurmela K.V., Bauman D.E. Conjugated linoleic acid is synthesized endogenously in lactating dairy cows by Delta(9)-desaturase. J. Nutr. 2000, 130:2285-2291.
11. Haenlein G.F.W. The nutritional value of sheep milk. Int. J. Anim. Sci. 2001, 16(2):253-268.
12. Kelsey J.A., Corl B.A., Collier R.J., Bauman D.E. The effect of breed, parity, and stage of lactation on conjugated linoleic acid (CLA) in milk fat from dairy cows. J. Dairy Sci. 2003, 86:2588-2597.
13. Lock A.L., Bauman D.E. Modifying milk fat composition of dairy cows to enhance fatty acids beneficial to human health. Lipids 2004, 39:1197-1206.
14. Lock A.L., Garnsworthy P.C. Seasonal variation in milk conjugated linoleic acid and Δ9-desaturase activity in dairy cows. Livest. Prod. Sci. 2003, 79:47-59.
15. Meľuchová B., BlaŠko J., Kubinec R., Górová R., Dubravská J., Margetín M., Soják L. Seasonal variations in fatty acid composition of pasture forage plants and CLA content in ewe milk fat. Small Rumin. Res. 2008, 78:56-65.
16. Meľuchová B., BlaŠko J., Kubinec R., Górová R., Michalec M., Vargová V., Kováčiková Z., Margetín M., Soják L. Influence of floristic grazing cover on sheep milk quality. Acta Fytotech. Zootech. 2009, 3:57-64.
17. Ostrovský I., Pavlíková E., BlaŠko J., Górová R., Kubinec R., Margetín M., Soják L. Variation in fatty acid composition of ewes' milk during continuous transition from dry winter to natural pasture diet. Int. Dairy J. 2009, 19:545-549.
18. Peng Y.S., Brown M.A., Wu J.P., Wei L.X., Wu J.L., Sanbei D.Z. Fatty acid profile in milk fat from Qinghai Plateau Yak at different altitudes and parities. Prof. Anim. Sci. 2008, 24:479-487.
19. Peterson D.G., Kelsey J.A., Bauman D.E. Analysis of variation in cis-9,trans-11 conjugated linoleic acid (CLA) in milk fat of dairy cows. J. Dairy Sci. 2002, 85:2164-2172.
20. Signorelli F., Contarini G., Annicchiarico G., Napolitano F., Orrù L., Catillo G., Haenlein G.F.W., Moioli B. Breed differences in sheep milk fatty acid profiles: opportunities for sustainable use of animal genetic resources. Small Rumin. Res. 2008, 78:24-31.
21. Tsiplakou E., Kominakis A., Zervas G. The interaction between breed and diet on CLA and fatty acids content of milk fat of four sheep breeds kept indoors or at grass. Small Rumin. Res. 2008, 74:179-187.
22. Tsiplakou E., Mountzouris K.C., Zervas G. The effect of breed, stage of lactation and parity on sheep milk fat CLA content under the same feeding practices. Livest. Sci. 2006, 105:162-167.
23. Tsiplakou E., Mountzouris K.C., Zervas G. Concentration of conjugated linoleic acid in grazing sheep and goat milk fat. Livest. Sci. 2006, 103:74-84.
24. Ulbricht T.L.V., Southgate D.A.T. Coronary heart disease: seven dietary factors. Lancet 1991, 338:985-992.