20 years ago, when gilts were serviced at little more than 100kg’s, we observed a steep drop in productivity in the second cycle and the sows were never able to reach their maximum potential. Nowadays we have learned to mate prepared gilts, but in many cases we continue to see the second cycle syndrome.
Page 3 of articles about hormoneTags
In the last chapter on hormone management we looked at the advantages of “a la carte” altrenogest treatment as opposed to the 18 day treatment used to program gilts. However, the most complicated part of “a la carte” management is finding a simple heat registration system, where we can comfortably identify when we should start the administration of altrenogest.
The farm, with an elevated number of animals, had been experiencing for several days an increased number of births in gestation on the weekend before moving the sows to the farrowing pens. Mortality in these births was 100%.
In this chapter we will take a look at some other aspects of farrowing induction...
In the last chapter we examined mating guidelines that came rather close to being ideal, given that they achieve the following objectives: At least one mating should be adjusted to meet the ideal time and achieve the first objective with the least number of matings.