IMPROVEMENT OF BROWN CARPATHIAN CATTLE BREED BY THE METHOD OF "SINGLE CROSSING" OF LEBEDYN BREED

The Lebedyn breed of the combined direction of productivity was used for improvement of economically useful signs, especially milk productivity of cows of Brown Carpathian breed. Both breeds belong to the dual-purpose direction of productivity, they are adapted to the natural and climatic zones of breeding and "belong" to a related group of brown breeds. The largest related group of the Brown Carpathian breed are the descendants of the bull Rupora 6507, to which the "single crossing" of the Lebedyn breed of the dual-purpose direction of productivity was carried out. In addition, the following servicing bulls of the Lebedyn breed were used to improve the economically useful characteristics of the Brown Carpathian breed: Tuman 779 Shafran 2012, Henii 958, Kokos 923 (related group of Elbrus 1871) Zhdanyi 035, Limonad 2188, (line of Narzan 937) Landysh 2012 (related group of Rolik 113) Minus 1353 (line of Fordzon-Mylyi 290). The Lebedyn breed has played an important role in strengthening the productive characteristics of Brown Carpathian breed and expanding its genealogical structure.