Assessing feed efficiency in early and mid lactation and its associations with performance and health in Holstein cows

Objectives were to evaluate the associations between residual dry matter (DM) intake (RFI) and residual N intake (RNI) in early lactation, from 1 to 5 wk postpartum, and in mid lactation, from 9 to 15 wk postpartum, and assess production performance and risk of diseases in cows according to RFI in m...

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Veröffentlicht in:	Journal of dairy science 2021-05, Vol.104 (5), p.5493-5507
Hauptverfasser:	Nehme Marinho, M., Zimpel, R., Peñagaricano, F., Santos, J.E.P.
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal Feed - analysis Animals Body Weight Cattle dairy cow Diet - veterinary Energy Metabolism feed efficiency Female health Lactation Milk Pregnancy residual feed intake
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