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Kondice holštýnských dojnic a vlivy které na ni působí

By Hana Úradníčková

Abstract

Bachelor thesis focuses on the analysis of the influences acting on the body condition Holstein cows and their own assessment of body condition. The main part deals with the evaluation of body condition Holstein cattle and influences that act on it. Then the thesis reviews the body condition for further farm animals and hobby animals. I made two observations of cows at first lactation in the ŠZP Žabčice. Of these cows were selected 48 pieces, it is at each observation 24 pieces of which 12 cows were in the stage of lactation in 100 days and for 12 cows over 100 days. The first sighting took place in November 2014, and the second in February 2015. In my observations, I focused on the analysis of two influences, and how it affects month follow-up (November, February) and stage of lactation (within 100 days and over 100 days).The results observed were as follows. When monitor the influence of the month sighting on the body condition, the mean BCS (Body condition score) in November it was 3.11 points and 2.97 points in February. The average of the lowest values observed in November was 2.47 points and 2.56 in February. The average of the maximum values reached in November 4 points and 3.56 points in February. Regarding the influence of stage of lactation, the values of average body condition at the stage of lactation of 100 days 2.98 points and over 100 days 3.1 points. The average of the lowest values in the phase of 100 days was 2.47 points and over 100 days 2.56 points. The average of the maximum values reached within 100 days of lactation 3.84 points and over 100 days of lactation 3.91 points

Topics: holštýnský skot; dojnice; tělesná kondice; BCS
Year: 2015
OAI identifier: oai:invenio.nusl.cz:250325
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