エリート乳牛さん
[[cow (konoshige)|Cow-chan]]'s senpai, who's a regular at competitive shows. She frequently gets impregnated by her husband (caretaker), so she has many children, such as [[elite dairy cow's oldest calf (konoshige)|her oldest calf]].

Source: https://odaibako.net/detail/request/d2653e5d-d6a1-4021-8061-6f390b69e7ce?card
elite dairy cow (konoshige)