Striving for perfection in free farrowing pens

Welfare and housing expert Vivi Aarestrup Moustsen has been involved in Danish trials to test 10 different designs for free lactation pens. Here, she shares some experiences – she’s convinced that free farrowing pens is the future of pig production. One year of testing 10 different designs of farrowing pens for loose sows in the same herd gave us a lot of experiences – and also more questions to answer. The different designs were promising, but no design was perfect. Two thirds of the mar