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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
(Institut za stočarstvo, Beograd, 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
(Institut za stočarstvo, Beograd, 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 ...
Results of the biological test of simmental bulls in central Serbia / Rezultati biološkog testa bikova simentalske rase u centralnoj Srbiji
(Institut za stočarstvo, Beograd, 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 ...
The effect of paragenetic factors on longevity traits of simmental cows / Uticaj paragenetskih faktora na osobine dugovečnosti krava simentalske rase
(Institut za stočarstvo, Beograd, 2004)
The effect of paragenetic factors on longevity traits was investigated in Simmental cows housed at the "Zlatiborski Suvati" farm. The effect of the lactation number, the calving season and the age at first insemination on ...
Production potential of first calving Simmental heifers in Serbia / Proizvodni potencijal prvotelki simentalske rase u Srbiji
(Institut za stočarstvo, Beograd, 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 paragenetic factors on body development of Simmental bull dams / Uticaj paragenetskih faktora na telesnu razvijenost bikovskih majki Simentalske rase
(Institut za stočarstvo, Beograd, 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 ...
The effect of systematic factors on milk yield in Simmental cows over complete lactations / Uticaj sistematskih faktora na mlečnost krava Simentalske rase u celim laktacijama
(Institut za stočarstvo, Beograd, 2009)
The effect of systematic factors on production traits over complete lactations was investigated in 2,805 Simmental cows born in 1982 and onwards. The cows were housed at three farms in different areas: at the Zlatiborski ...
Simmental cattle breed in different production systems / Simentalska rasa goveda u različitim sistemima proizvodnje
(Institut za stočarstvo, Beograd, 2009)
The paper gives the analysis on the state in population of Simmental cattle reared in Europe with a special review on the state in Simmental cattle in our country which makes about 80 % total cattle fund in Serbia, and is ...
The influence of age at first fertilization on some reproductive and performance traits of Simmental cows in first three lactations / Uticaj uzrasta pri prvoj oplodnji na neke reproduktivne i proizvodne osobine krava simentalske rase u prve tri laktacije
(Institut za stočarstvo, Beograd, 2002)
Certain reproductive and performance traits of Simmental cows, as well as the demonstration of those traits depending on the effect of age at first fertilization, were investigated. The investigation included 606 cows, ...
Regression analysis of milk production traits in Simmental cows / Korelaciona analiza povezanosti proizvodnih osobina kroz tri generacije krava simentalske rase
(Institut za stočarstvo, Beograd, 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 ...