1. Vocational School Universitas Sebelas Maret Surakarta Indonesia
2. Animal Feed and Nutrition Modelling (AFENUE) Research Group, Department of Nutrition and Feed Technology, Faculty of Animal Science IPB University Bogor West Java Indonesia
3. Department of Animal and Rangeland Sciences Oregon State University Corvallis Oregon USA
4. Department of Nutrition and Feed Technology, Faculty of Animal Science IPB University Bogor Indonesia
5. INRAE, VetAgro Sup, UMRH Université Clermont Auvergne Saint-Genès-Champanelle France