sows resting in group pen Jevtic/iStock/Thinkstock

Reproductive success in group sow housing explored

New article examines effects of group sow housing on reproductive success for pregnant sows in the context of stress.

Differences in design, size, feeding system and the number of sows in group pens may have an effect on stress levels — and, therefore, reproductive performance — but no one has successfully identified the factors that have the biggest impact.

In a new article, Janeen Salak-Johnson, an associate professor in the University of Illinois department of animal sciences, takes a closer look at group housing.

“Reproductive performance has always been a metric that pe

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