Milk Productivity of the Austrian Selection Holstein Cattle Stock in Uzbekistan Condition

In the investigations cattle that have been brought from Austria manifested in high hereditary features on dairy productivity in our specific climatic condition. It was detected that the amount of milk made 36.7 %, milk amount of 4 % made 36.8 %, mass weight made 35.8 %. Except lactation cattle produced high amount of dairy products per 100kg mass weight and it was developed selection groups of high heredity cattle on productivity level. Cattle which belong to Nasl ozagi with 4.02 % butter, made 6890.4 kg while growing bull group with 3.98 %, butter made 8131.2 kg of dairy products. It has been arranged to select and breed calves which are of high heredity value of herd.