Vyhodnocení reprodukčních ukazatelů ve vybraném chovu prasnic

The aim of this thesis was to evaluate the reproductive performance parametres in sows in selected herd of the years 2010, 2012 and 2013. In the year 2011, the selected herd has been repopulated, therefore the results from this year are not included in this work. There were observed phenotypic levels of selected reproductive parametres, namely the total number of born piglets, the number of live -- born piglets, the number of reared piglets, the comparison among parities. Further, there were evaluated the loss of piglets, lenght of meantime and rate of conception of sows. The obtained results indicate that the best results of the reproductive performance parametres in sows was reached in the year 2013, namely 33.6 pcs of total born piglets/sow/year (14.26 pcs/litter), 30.7 pcs of live -- born piglets/sow/year (13.03 pcs/litter) and 26.4 pcs of reared piglets/sow/year (11.21 pcs/litter). In comparison of parities, the best results were found on the third and subsequent litters, namely 14.76 pcs of total born piglets/litter and 13.64 pcs of live -- born piglets/litter in the year 2012. The highest number of reared piglets was found on the second litter in the year 2013, namely 11.57 pcs/litter. The evaluation of losses of piglets, the highest level of losses of live -- born piglets was found in the year 2013 (14 %). The highest share of losses of piglets from birth to weaning accounted piglets with low birth weight. In selected herd, the measures have been taken to minimize loss of piglets, five percent at least. In the evaluation of lenght of meantime, there was found the shortest length in the year 2012, namely 149.5 days. The best rate of conception of sows was found in the year 2013, namely 94.6 % after the first insemination