The growth and survival characteristics of Holstein female calves weaned at various ages

Abstract

This study was carried out at Kirklereli - Karacadag Farm of Tikvesli Agricultural Company. It was aimed to investigate the growth and survival characteristics and the most cost-effective weaning age of Holstein female calves weaned at various ages. In the study, 100 female calves born single from Holstein heifers were used and they were divided randomly into five groups each having 20 calves. The calves were weaned at 28 (Group 28), 35 (Group 35), 42 (Group 42), 56 (Group 52) and 70 (Group 70) days of age.