1. Institute of Genome Biology, Research Institute for Farm Animal Biology (FBN), Dummerstorf, Germany
2. Animal Breeding and Genomics, Wageningen University and Research, Wageningen, The Netherlands
3. Institute of Nutritional Physiology ‘Oskar Kellner’, Research Institute for Farm Animal Biology (FBN), Dummerstorf, Germany
4. Faculty of Agriculture and Environmental Sciences, Professorship of Animal Breeding and Genetics, University of Rostock, Rostock, Germany