Steffen HoyProfessor Dr Steffen Hoy is at the institute for animal breeding and genetics of Justus-Liebig-Universität Giessen in Germany.From the AuthorHomeIntroduce your gilts earlierWith many reports indicating increased health troubles in gilts, try an earlier introduction of gilts into the breeding herd to prevent such problemsHomeGrouping sows: Social rank affects litter sizeGerman research finds poorer fertility for sows that are ranked lowly on peck order within a group formed soon after weaningPage 1 of 1