Page 12 of articles about genetics-reproduction

We continue with the series of articles in which swine reproduction and artificial insemination specialist, Javier Gil, gives us key points about proper management to improve fertility and prolificacy. In this article we will detail important aspects about semen doses and their storage.

What can I do if the abortion rate is greater than 2% and the abortions are concentrated around a specific time of year? How can I combat seasonal abortions?

When multiparous sows are affected, not as many need to be culled as in the case of gilts (which we saw in the last article). Generally sows will eventually show signs of heat, but with a considerable delay compared to a normal heat.

The incidence and distribution of small litters and factors affecting the number of piglets born alive on swine farms.

Why are there more abortions occurring in first parity sows?

Lack of estrus in gilts is a common cause for culling, which increases the need for gilts and the cost of gilts. Let's take a look a what causes anestrus:

This article lists the main non-infectious causes that can lead to irregular returns to estrus.