1. First of all, if the scale of individual sheep farmers is more than 50, each sheep will be subsidized to 20 yuan.

2. Secondly, for individual sheep farmers whose breeding scale is above 100, each sheep will be subsidized to 50 yuan.

3. Finally, for individual sheep farmers with a breeding scale of more than 200 sheep, each sheep can get a subsidy of 100 yuan from the local government at the maximum.