For this reason, the NE values listed in Table 4 are intended to represent the energy value of feeds at an intake of 3 x maintenance. ... In general, rations that result in low luminal acetate:pro- pionate ratios (such as high-concentrate rations ) lead to ... of the fetus, fluids, fetal membranes, and the increase in size of the uterus, amounted to 20 kg at 210 days of gestation, ... The losses are minimized by feeding as much of a properly balanced ration as the cow can safely use during the firstanbsp;...
|Title||:||Recommended Nutrient Allowances for Domestic Animals|
|Author||:||National Research Council (U.S.). Committee on Animal Nutrition, National Research Council (U.S.). Subcommittee on Dairy Cattle Nutrition|