Table 1: Nutrient composition of precalving and postcalving experimental diets.

ItemPrecalvingPostcalving

NEl (Mcal/Kg DM)1.521.69
CP (%)15.319.3
RDP (%)10.512.1
NDF (%)41.833.9
NFC (%)3639.5
Ca (%)0.710.95
P (%)0.320.4

NEl: net energy for lactation; CP: crude protein, RDP: ruminant degradable protein; NDF: neutral detergent fiber, NFC: nonfiber carbohydrate.