[Increase in the effectiveness of using inbreeding in pedigree stocks of dairy cattle]. / Povyshenie éffektivnosti ispol'zovaniia inbridinga v plemennykh stadakh molochnogo skota.

At the main Russian bloodstock farms improving Black-Pied cattle, the influence of inbreeding level on pedigree and reproductive characteristics of animals was studied. Inbreeding patterns with the highest selective effect were revealed. Mothers were found to have an increased effect on milk productivity of daughters obtained from close inbreeding. Recommendations for improving breeding strategy are given.