Vasileva Y. Ground of efficiency of the use of the Simmentals cattle of different productions types

The object of researches is complex productivity of cows and sapling of Simmentals breed of different production types. The article of researches: type of constitution, growth, development, reproductive power, milk productivity, form of udder, meat productivity, quality of milk, meat, leather raw material and skins. Methods: zootechnic, physical and chemical, technological, economic, biometric. Novelty: the method of complex estimation of types of cattle on bioconversional power is offered, the method of prognostication of relative economic efficiency of the use of unit is developed "cow-sapling". Practical value: additional backlogs of production of stock-raising goods are exposed the economic parameters of the effective use of different types of Simmentals cattle.