Productive Qualities of Imported Cows of Holstein Breed of Polish Selection in Uzbekistan

The organization of cows increasing milking capacity under enlarged feeding level ensured their milk yield enhancement for the first 90 days of the I lactation for 162, 4 kg, output of milk butter for 4, 22 kg, 4 % milk yield for 112, 6 kg, contributed to improvement of udders morph functional properties. Milk yield of dairy cows for the I lactation increased for 482, 6 kg, they are characterized by enhanced milky coefficient and improved fodder payment by milk products. In the subsequent lactation dairy cows are also characterized by high indexes of dairy products output. Obtained results testified that imported polish cows of Holstein breed in a specific hot climate conditions maintain and demonstrate rather high genetic potential of milk productivity.