Comparing the Effect of Oral Supplementation of Vitamin E, Injective Vitamin E and Selenium or Both during Late Pregnancy on Production and Reproductive Performance and Immune Function of Dairy Cows and Calves

Table 1

Nutrient composition of precalving and postcalving experimental diets.

Item	Precalving	Postcalving
NEl (Mcal/Kg DM)	1.52	1.69
CP (%)	15.3	19.3
RDP (%)	10.5	12.1
NDF (%)	41.8	33.9
NFC (%)	36	39.5
Ca (%)	0.71	0.95
P (%)	0.32	0.4

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