Holstein

Meat productivity of crossbred cattle improved by Red Steppe and Black-motley breeds

Submitted by red on Sat, 11/06/2022 - 22:08

The article describes the results of studying crossbred cattle. Under equal keeping conditions and moderate feeding the sons of the Red Steppe mothers and the Red Danish and Holstein fathers (groups I and III) used 7-19% less feed units and 6-15% less protein per 1 kg of weight gain than crossbred bull calves of the Red Steppe and Angler, Black-motley and Holstein breeds (groups II and IV). No regularity was found in the consumption of feed per 1 kg of weight gain between the sons of breed improvers of different categories and interbreed hybrids.

Comparative Evaluation of the Productive Characteristics in Holstein Heifers of Different Selections under the conditions of the Volga Region Forest Steppe

Submitted by red on Wed, 25/04/2018 - 13:53

Modernization of cattle breeding industry in Russia is done by creation of a large dairy farms wide network and active breeding of highly productive cattle. During the formation of highly productive herds on dairy farms and complexes is necessary to consider the imported cattle adaptation to the specific conditions of different regions.

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