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The effect of breeding region and year on milk traits of simmental bull dams / Uticaj odgajivačkog područja i godine na osobine mlečnosti bikovskih majki simentalske rase
(Institute for Animal Husbandry, Belgrade, 2010)
Cows which represent top of the genetic value of the population in regard to their traits are chosen for bull dams. Selection is based on origin, production performance (quantity of milk, milk fat and protein content), ...
The effect of paragenetic factors on body development of Simmental bull dams / Uticaj paragenetskih faktora na telesnu razvijenost bikovskih majki Simentalske rase
(Institute for Animal Husbandry, Belgrade, 2009)
Body development and type are very important indices of production ability of cows, their capacity to consume sufficient quantity of food, produce technologically high quality milk, reduce the energy consumption in production ...
Variability and heritability of type traits of Holstein-Friesian bull dams / Varijabilnost i naslednost osobina tipa bikovskih majki holštajn frizijske rase
(Institute for Animal Husbandry, Belgrade, 2011)
Objective of this study was to calculate the variability and heritability of type traits in the nucleus herd of bull dams by using the linear method of evaluation, and to determine their importance in selection of cattle. ...
Selection of bull dams in population of Simmental cattle / Selekcija bikovskih majki u populaciji simentalske rase goveda
(Institute for Animal Husbandry, Belgrade, 2009)
Increase of production and improvement of the quality of milk, as well as of the intensity of fertility, are main prerequisites of modern cattle production. For the purpose of production of domestic Simmental bulls it is ...