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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 evaluation of breeding value of simmental bulls for milk performance in Serbia / Ocena priplodne vrednosti bikova simentalske rase za osobine mlečnosti u Srbiji
(Institute for Animal Husbandry, Belgrade, 2011)
The basis for selection work is knowledge of the quality of bull sires used for conception, as well as how the major traits are passed on to the progeny. BLUP method (Best Linear Unbiased Prediction) is the basis of the ...
Production potential of first calving Simmental heifers in Serbia / Proizvodni potencijal prvotelki simentalske rase u Srbiji
(Institute for Animal Husbandry, Belgrade, 2011)
Cattle production in Serbia, and especially milk production, contributes significantly to the value of total agricultural production (20%) and livestock production (45%). Achieved annual rate of milk yield increase of ...
The effect of bull sire provenance on production traits of Simmental cows / Uticaj provenijence bikova očeva na proizvodne osobine krava simentalske rase
(Institute for Animal Husbandry, Belgrade, 2017)
The aim of the present study was to obtain relevant results related to the basic indicators of fertility and milk yield of Simmental cows, in production conditions on farms of agricultural producers, using appropriate ...
Phenotypic correlation of traits of production and reproduction of simmental cows in different regions of serbia
(Institute for Animal Husbandry, Belgrade-Zemun, 2019)
The main goal of this research was to examine, using modern methods, the variability of phenotypic correlations of production performances and reproductive properties of Simmental cows reared on the farms of individual ...
Regression analysis of milk production traits in Simmental cows / Korelaciona analiza povezanosti proizvodnih osobina kroz tri generacije krava simentalske rase
(Institute for Animal Husbandry, Belgrade, 2011)
The relationship between milk production traits over whole lactations was evaluated across three generations of Simmental cows, i.e. between daughters, dams and grand dams, by a phenotypic regression analysis with whole ...
The effect of interaction of systematic factors on milk performance of Simmental cows in standard lactation / Efekat interakcije sistematskih faktora na mlečnost krava simentalske rase u standardnim laktacijama
(Institute for Animal Husbandry, Belgrade, 2012)
The effect of interaction between the farm and calving season, as well as the farm and group of lactations on milk performance traits (milk yield, yield of milk fat, 4% fat corrected milk and milk fat content) was analyzed ...
Sources of variability of growth and body development traits of Simmental bulls in performance test / Izvori varijabilnosti osobina porasta i telesne razvijenosti bikova Simentalske rase u performans testu
(Institute for Animal Husbandry, Belgrade, 2015)
To test the variability of traits of Simmental bulls in performance test, data of the Livestock - Veterinary Centres for Reproduction and Artificial Insemination of Velika Plana and Krnjača were used. In the analysis, data ...
Incidence of deformations of the extremities of simmental cows in different types of stalls / Pojava deformacije ekstremiteta krava simentalske rase u različitim tipovima ležišta
(Institute for Animal Husbandry, Belgrade, 2018)
Problems with legs and various forms of lameness of cows, in intensive milk production, are the third significant problem occuring in this production, after mastitis and reproductive disorders, both globally and in our ...
Results of the biological test of simmental bulls in central Serbia / Rezultati biološkog testa bikova simentalske rase u centralnoj Srbiji
(Institute for Animal Husbandry, Belgrade, 2012)
Exceptionally important aspect in cattle production, from the aspect of production and economy, is ensuring normal and regular fertility. Every cattle breeder wants to have high-yielding animals which at the same time have ...