Effects of isobutyrate on rumen fermentation, lactation performance and plasma characteristics in dairy cows

The objective of this study was to evaluate effects of isobutyrate supplementation on rumen fermentation, lactation performance and plasma characteristics of dairy cows. Twenty multiparous second filial generation (F2) cows of a cross between Chinese Jinnan Yellow and Holstein cows at 148±4.5 days in milk and 22.3±0.81kg milk production were used in a replicated 4×4 Latin square experiment. The treatments were: control (without isobutyrate), …