Khmelnychyi Leontiі, and Bogdan Karpenko. 2020. “The Effectiveness of Sires Use, Assessed by Conformation Type of Their Daughters, in the Herd for Breeding Dairy Cattle ”. Bulletin of Sumy National Agrarian University. The Series: Livestock, no. 4(43) (December), 3-12. https://doi.org/10.32845/bsnau.lvst.2020.4.1.