Pig farms with TOPIGS sows weaned an average of 28.1 piglets per sow in 2010, according to results from a sow management system linked to TOPIGS.
Data was gathered from 748 Dutch farms with a total of nearly 337,000 sows. The top 10% of farms achieved 30.9 weaned piglets per sow per year. At the same time, mortality of the piglets has fallen slightly and the average piglet mortality is 11.9%, down from both 2009 and 2008 (12.1%). For the top 10% of farms the mortality rate was 10.4%.
Ninety farms (12% of the total) weaned more than 30 piglets per sow per year. The best farm weaned 33.3 piglets per sow per year.