Factors affecting the reproductive performance of sows

The aim of the bachelor thesis was to analyse reproductive characteristics of sows, that means the fertility and the lactation performance and influences that effect them. This work clarifies internal influences, primarily the breed affiliation, the age and weight of the sows, the parity number and the farrowing index. From external influences are covered nutrition, feeding and technology of stabling. The attention also aims at the pig maternal breeds that are bred for the reproduction characteristics