1. Department of Obstetrics and Reproduction, Veterinary Faculty, University of Thessaly, 43100 Karditsa, Greece
2. Laboratory of Nutrition, Faculty of Veterinary Medicine, School of Health Science, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
3. Department of Medicine, Veterinary Faculty, University of Thessaly, 43100 Karditsa, Greece
4. Laboratory of Reproduction, Department of Animal Science, University of Thessaly, 41223 Larissa, Greece
5. ELVIZ Hellenic Feedstuff Industry S.A., 59300 Plati, Greece
6. Institute of Plant Breeding and Genetic Resources, Hellenic Agricultural Organization–DEMETER, 57001 Thermi, Greece