Bokucho, makicho and bokushi, while managing the farm, were punished when they got free-range horses thin or lost, or when the prescribed goal of increase (60 ponies per 100 mares) was not attained, and they were given rice as rewards when more ponies were produced than prescribed.
なお、牧長・牧帳・牧子らが牧の経営にあたり、放牧中の馬を痩せさせたり、失ったり、あるいは、母蓄100頭に対して駒犢60頭という規定の増産数に達しない場合は、罰せられ、規定以上に駒犢を増やすことができれば、褒美として稲が与えられた。