Optimization of calves feeding up to 3 months of age based on the use of milk replacer and new mixed feeds

Abstract

Optimization of system of feeding replacement heifers on the basis of developed diets with the inclusion of probiotics of domestic production, as well as dry skimmed milk replacer with BVMS of high nutrition value allowed in a period of 1-3 months to obtain live weight daily gain of 787-797 g with forage spends per 1 kg of weigh gain if 3,65-3,78 forage units, to increase the energy in the weight gain by 7,2-8,7 %, to reduce production costs by 5,8 %.