A rearing method for growing cattle are provided that can enhance the appetite for feed, without greatly disturbing the circadian rhythm. The rearing method for growing cattle are a method based on a circadian cycle under a long-day management that manages the growing cattle in a lighting environment in which a light period is longer than a dark period. The light period includes a first period during which the growing cattle are irradiated with light including blue light, and a second period following the first period, during which the growing cattle are irradiated with light not including blue light, but including amber light.
