THE BULLISH INFLUENCE OF RELATED BREEDS IN IMPROVEMENT OF COWS OF RED STEPPE BREED

The article shows that under identical conditions of feeding and maintenance, maximum profit per head - 7519,9 ruble received by the group daughters of krovnosti ½ red Danish breed Dowry 311, minimum – 4459,2 the daughters of bull-producer Revenge 5634 Angarskoi breed. The use of genotype of related species, with the exception of daughters of a bull Revenge 5634 improves the economic performance of milk production, as evidenced by the set difference of profitability.