| Gestation Periods for livestock & some domestic animals | |||
| Cattle | DAYS | ||
| Angus | 281 | ||
| Brahman | 292 | ||
| Brown Swiss | 290 | ||
| Hereford | 285 | ||
| Guernsey | 283 | ||
| Holstein | 279 | ||
| Goat | 145-188 | 150 typical | |
| Horse | |||
| Heavy | 330-340 | ||
| Light | 340-342 | ||
| Llama | 330 | ||
| Pig | 112-115 | ||
| Sheep | |||
| Meat Breeds | 114-147 | ||
| Wool Breeds | 148-151 | ||
| Cat | 58-65 | ||
| Dog | 58-70 | ||