Voorspeense groei van Bonsmarakalwers onder verskillende agro-ekologiese toestande en faktore wat dit beïnvloed (Kort mededelin

Factors influencing birth mass, actual weaning mass and corrected weaning mass were investigated. Herd, year of birth, sex of calf and season of birth as well as interactions between main effects influenced parameters significantly (P<0,05). Spring and winter calves attained higher weaning masses than summer calves. The application of research results in practice is discussed.