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Short communication: Grazing pattern of dairy cows that were selected for divergent residual feed intake as calves

Gregorini, Pablo; Waghorn, G. C.; Kuhn-Sherlock, B.; Romera, A. J.; Macdonald, K. A. (Elsevier on behalf of American Dairy Science Association (ADSA), 2015-09)

The aim of this study was to investigate and assess differences in the grazing pattern of 2 groups of mature dairy cows selected as calves for divergent residual feed intake (RFI). Sixteen Holstein-Friesian cows (471±31kg ...

Development of an improved representation of rumen digesta outflow in a mechanistic and dynamic model of a dairy cow, Molly

Gregorini, Pablo; Beukes, P. C.; Waghorn, G. C.; Pacheco, D.; Hanigan, M. D. (Elsevier, 2015-10-10)

© 2015 Elsevier B.V. Accurate predictions of outflow of digesta from the rumen are critical for improving modeling of feed intake, rumen function and fermentation patterns of ruminants. The main objective of this work was ...