The keys to successful Lactation in hyperprolific sows
In recent years, pig production has experienced a notable increase in productivity, mainly due to changes in management and genetic selection.
Graph 1: Evolution
of numerical
productivity in
the last 25 years.
(BDporc data).
porciNews magazine
(November 2018).
Nowadays, the major swine breeds are more prolific, have smaller weaning-to- estrus interval (WEI), are heavier, with less adipose tissue and reduced appetite.
On the other hand, the objectives of the current pig production are more demanding:
Maximizing the number of piglets weaned/sow/year
Obtaining quality piglets and with the least variation in weight at weaning
Feeding consumption by sows under 40 kg/weaned piglet
What is the key for a good lactation?
