What are the meanings of "rushing cattle" and "shaxi" in the calendar?

"Rushing cattle" refers to the earthly branch of heavenly stems and earthly branches that is not conducive to cattle on this day. For example, the 20th11April of the lunar calendar 14 is Wesson Day, which is the day of rushing cattle (the year of rushing ugly belongs to cattle). It is dry and fragrant, and the soil branches are ugly (the same as the dark soil). That is to say, it is difficult for people who belong to cattle to do things on this day, which means "Shaxi".