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Vliv mléčné užitkovosti a ročního období na kvalitu mleziva dojnic českého strakatého skotu ve vybraném podniku
Provazník, Jan
The purpose of diploma thesis was evaluate the effect of milk production an the season on the quality colostrum Czech fleckvieh cattle in a selected breeding. Between monitored parameters were included solids, active acidity, density, imunoglobulins content and refraction. Literary review was processed to the given problem. Viewed samples came from the farm Agrodružstvo Tištín. Samples were taken during the whole year (from 17. 4. 2014 to 18. 1. 2015). In this period has been taken 39 samples of colostrum, from selected cows. These cows were all on the second lactation. The measured values were statistically processed. The results indicate, that cows with high milk production have better quality of colostrum. Seasons affected the quality of colostrum. The cows, who gave birth in the autumn and winter, had colostrum quality. We found, that healthy cows had in colostrum more immunoglobulins and solids, during the assessing the health condition.

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