Fig. 1. The chemical composition of colostrum and normal milk obtained from primiparous Jersey and Holstein cows (A, fat; B, protein; C, lactose; D, total solids; E, somatic cell count; F, free fatty acid; G, citrate; H, milk urea nitrogen (MUN); ^a,bDenote comparisons made between Jersey and Holstein milk in 3 DIM or 30 DIM, p < 0.05).

DIM, days in milk.