1. Department of Agro-Food Science and Technology; Sezione di Allevamenti Zootecnici; University of Bologna; Viale Fanin 46; 40127; Bologna; Italy
2. Faculty of Veterinary Medicine; Institute for Animal Breeding; The Ludwig-Maximilians-University Munich; Veterinaerstr. 13; 80539; Munich; Germany
3. Division of Livestock Sciences; Department of Sustainable Agricultural Systems; University of Natural Resources and Applied Sciences (BOKU); Vienna; Austria
4. Department of VSA; Faculty of Veterinary Medicine; University of Milano; Milano; Italy