Several sources discuss the Chinese zodiac sign of the Snake and its connection to having children. Here's a summary:

Years with good offspring luck for the Snake:

Ox year: The overall fortune is stable in the Year of the Ox， allowing people born in the Year of the Snake to prepare to have children. Because the Ox and Snake are a compatible trio， parents and children are likely to have similar values. Ox parents give their children the correct values， take care of them in every way， and provide them with a secure environment to grow up in.

Year of the Monkey: The relationship between the Monkey and Snake is harmonious.属猴的人热情，能够给予孩子很大的能量. The zodiac Monkey is able to provide the child with energy， and the parents' open-mindedness will support the child's ideas. Communication will likely not be an issue.

Year of the Chicken: A Rooster and Snake relationship can improve each other's fortune， and the arrival of a child will improve their luck with benefactors. The zodiac Rooster has high emotional intelligence and is resourceful， which can benefit the child's future development.

Years to avoid having children:

Year of the Tiger: It is generally not a good time to have children in the Year of the Tiger.

Year of the Pig: Because the Year of the Pig in 2025 conflicts with Tai Sui， all aspects of fortune will be affected by Tai Sui and ominous stars.

Snake year (2025): 2025 is the Year of the Snake， and it is the year of birth， so the fortune is full of ups and downs. Having a child in this year will inevitably cause more suffering and difficulties， which will make the fortune worse.