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Vyhodnocení vybraných vlivů na mléčnou užitkovost dojnic
 DRÁBKOVÁ, Nikola
Milk production has been evaluated not only by genetic potential but there are also a lot of indicators. The potential milk production of the herd depends on the correct link between the genetic potential and the system of selection, feeding and nutrition, reproduction and the breeding environment and health of animals. The aim of the thesis was to produce a literary overview of milk production, milk composition and influences that can influence the composition of milk. For the selected herd to evaluate the effects on the monitored indicators of the milk composition and to statistically evaluate them. For discarded dairy cows to determine the age and reason of culling and lifelong milk production.
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Analýza vybraných vlivů na reprodukci dojnic u stáda holštýnského skotu
 DRÁBKOVÁ, Nikola
The basis of any successful dairy farming is prosperous reproduction, that is one of the most important factors that determine the effectiveness of cattle. In the Czech Republic there is a continuous deterioration of important reproductive performance. The aim of my work was to develop a detailed survey of cows reproduce, use OVSYNCH methods, indicators and major factors affecting reproduction in dairy cows. Another aim was forthe selected cows of monitored Holstein cattle dairy herd to evalute the selected effects on the indicators of fertility and statistically evaluated. The following indicators were evaluated in chosen breed: length of service period, length of calving interval, performance in the first 100 days of lactation, level of milk production for the entire lactation, age at first calving, effect of breeding value of bull fertility, cows parity.
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See also: similar author names
4 Drábková, Natalie
4 Drábková, Natálie
2 Drábková, Nela
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