Tribal value of manufacturing bulls in the Moscow region

This article presents a comparative analysis of the estimates (foreign and by the “daughter-peer” method) of the bulls of the three leading seed selling companies in the Moscow region: Moskovskoye for breeding JSC, GTsV JSC and Alta Genetics Russia LLC ". The rating of bulls-producers of Holstein breed by the breeding value of milk fat of daughters born in the «Lesnaya Polyany» breeding factory from 2012 to 2017 is considered. An indicator is presented for the total value of milk fat and milk protein for 305 days for the first completed lactation of the daughters of bulls of the holstein breed.