Estimation of alive weight and dairy efficiency of cows of black-motley breed with different genotypes on somatotropin

Uryadnikov M.V.

E-mail: mister.mf2010@yandex.ru

Cows with a genotype LL on somatotropin are characterized by high parameters on alive weight and dairy efficiency.

Keywords: somatotropin, alive weight, cows, black-motley breed, genotype, lactation,efficiency