<;P>;PROBLEM TO BE SOLVED: To measure a bovine body temperature always without putting a strain on a cattle. <;P>;SOLUTION: The bovine body temperature-outputting device 100 is equipped with a temperature sensor part 101 to be contacted with the skin of the cattle, a sensor sheet body 102 covering the temperature sensor part 101 from above from the opposite side of the skin by sandwiching the temperature sensor part 101 so that the temperature sensor part 101 may contact with the skin, a fixing belt 103 for fixing the sensor sheet body 102 to the cattle, and a treating and outputting part 104 for outputting the skin temperature from the temperature sensor part 101 by correcting the skin temperature to the body temperature based on the rectal temperature. <;P>;COPYRIGHT: (C)2011,JPO&INPIT