1. Department of Engineering for Livestock Management, Leibniz Institute for Agricultural Engineering and Bioeconomy – ATB , Max-Eyth-Allee 100, 14469 Potsdam , Germany
2. Institute of Animal Hygiene and Environmental Health , Free University Berlin , Robert-von-Ostertag 7–13, 14163 Berlin , Germany
3. Faculty of Civil Engineering, Architecture and Environmental Engineering , University of Zielona Góra , Licealna 9, 65-417 Zielona Góra , Poland
4. Clinic for Animal Reproduction , Free University Berlin , Königsweg 65, 14163 Berlin , Germany
5. Precision Livestock Farming Laboratory , Agricultural Research Organization – The Volcani Center – ARO , HaMaccabim Road 68, 7505101 Rishon LeZion , Israel
6. School of Civil Engineering & Surveying Faculty of Health , University of Southern Queensland , West Street, 4350 Toowoomba , Australia