Cow training [44 Variants] (Pixiv Fanbox)

For a cow to produce enough milk, the cow has to be stimulated properly. There are lots of ways to make a perfect cow, however, our trainers figured out that a combination of different methods achieves the best results. This cow has been tied to a vibrating toy while her tormentors teased her body by squeezing her nipples or tickling her. Now she’s being left alone with a milking machine attached to her boobs. The gentle rhythmic suction paired with the intense vibrations should make her lactate any moment now~ Let’s check back in a few hours and see how well she did!