1. Dr. Pieper Technology and Product Development Ltd; Wuthenow Germany
2. Chair of Nutrition Physiology and Animal Nutrition; Faculty of Agricultural and Environmental Sciences; University of Rostock; Rostock Germany
3. Biometrics and Informatics in Agriculture Group; Institute of Agricultural and Nutritional Sciences; Martin Luther University Halle-Wittenberg; Halle (Saale) Germany
4. Group Animal Nutrition; Institute of Agricultural and Nutritional Sciences; Martin Luther University Halle-Wittenberg; Halle (Saale) Germany