CHANGE OF HEREDITY COWS SCHWYZ BREED THE LOCAL POPULATION OF THE U.S. IN THE MOUNTAIN AREA OF KABARDINO-BALKARIA

In the article, that the main economically valuable characteristics with age between the experimental groups, no significant differences were established and the differences detected were not statistically reliable. Superiority in milk productivity of cows obtained from "freshening" the blood of the third lactation on the local shvitsy doesn't adversely affect their reproductive ability, which is proved in terms of service period in cows at the third lactation, which is 52 days in cows of the experimental group and 63 days in cows of the control group.