In this study, we recorded sound and behaviour from dairy cows by audio and video recordings. Four cameras and microphones were placed in a modern dairy farm in Herwijnen, The Netherlands. Three cameras and microphones recorded dairy cows, one camera and microphone recorded heifers between four and ten …

Improving estrus detection accuracy could improve sow conception rates,leading to higher production efficiency. Current observation-based estrusdetection practices are labor intensive and less accurate. Around estrus, bodytemperature and activity change. Therefore in this study a telemetric monitoringsystem …