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Phenotypic correlations of productive and reproductive traits of Simmental cows / Fenotipske korelacije proizvodnih i reproduktivnih osobina krava simentalske rase
(Institute for Animal Husbandry, Belgrade, 2007)
Research included 3.461 first calving Simmental cows in control, with lactations concluded within one year. All first calving cows were reared by private/individual farmers on the territory of the Republic of Serbia. ...
Variability of linearly evaluated traits of type of simmental bull dams / Varijabilnost linearno ocenjenih osobina tipa bikovskih majki simentalske rase
(Institute for Animal Husbandry, Belgrade, 2007)
One of the important factors of successful milk production is group of secondary traits: health, longevity, type and milking traits. These traits have become increasingly significant. In order for productive life of cows ...