| CPC A01K 5/0283 (2013.01) [A01K 29/005 (2013.01)] | 10 Claims |

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1. A method of controlling an amount of feed supplied by a feed supply device, the method comprising:
recognizing morphological data of a sow through a sensor;
determining a weight management information including a body condition score of the sow based on the morphological data; and
controlling the amount of feed supplied according to the weight management information,
wherein controlling the amount of feed comprises determining the amount of feed supplied by comparing the body condition score with a predefined standard body condition score according to a gestational age and a number of fetuses of the sow.
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