What does Huang Lichong mean by ugly cow?

"Chong" means that the earthly branches collide, that is, the meridian collides, the ugliness does not collide, Shen Yin collides, You Mao collides, Chen Xu collides, Hayes collides, and then the twelve earthly branches are matched with the zodiac, that is, rats, ugly cows, silver tigers, rabbits, dragons, snakes, afternoon horses, sheep, monkeys and unitary horses. Therefore, every Children's Day, and noon rush, are "rushing horses"; Yin Ri and Shen, or "Running Monkey" Huang Li, set up this section to tell people not to choose those days that conflict with their genus.