Abstract
The objective of this study is to evaluate if Omnigen-AF® supplementation can improve immune function and energy status of transiiton and early lactation dairy cows. Forty multiparous crossbred Holstein/Gir pregnant non-lactating cows will be classified according to body weight (BW) and body condiiton score (BCS)30 days previous to the expected calving date and assingned to one of two tre…