Llama Gestation Calculator
Llama pregnancy uses 345 days in this calculator, with a 335 to 355 day planning window from mating. Enter the mating date below.
Llama gestation at a glance
| Average used by this calculator | 345 days (about 11.3 months) |
|---|---|
| Window shown by this calculator | 335 to 355 days after breeding |
| Due date formula | Breeding date + 345 days |
| Newborn | Cria |
| Signs before delivery | Few reliable indications of pending delivery |
Merck reports variable camelid gestation and few reliable signs of pending delivery, so treat the result as a planning date.
Llama pregnancy timeline
| After mating | Ovulation follows about 24 to 30 hours later. |
|---|---|
| After day 15 | Refusing the male at reintroduction can suggest pregnancy. |
| After day 21 | A blood progesterone test may support pregnancy confirmation. |
| From day 28 | Transrectal ultrasound may diagnose pregnancy. |
Frequently asked questions
How long is a llama pregnant?
The llama calculator uses 345 days after mating and a 335 to 355 day planning window, while Merck reports variable camelid gestation.
How do I calculate a llama cria due date?
Enter the mating date and the llama calculator adds 345 days for an estimated cria due date and shows its planning window.
Are there reliable signs a llama will give birth today?
Merck says camelids show few reliable indications of pending delivery, so ask your veterinarian how to interpret changes you observe near the due date.
When should I call a veterinarian during llama birth?
A camelid dystocia review in the AABP Proceedings says dystocia should be suspected if first-stage labor lasts more than six hours, or if there is no normal progress within 10 minutes after the amniotic sac ruptures; call your veterinarian.
Sources
- Merck Veterinary Manual: Approximate Gestation Periods
- Merck Veterinary Manual: Reproduction of Llamas and Alpacas
- Merck Veterinary Manual: Overview of Llamas and Alpacas
- AABP Proceedings: Management of Dystocia in Camelids
Reviewed by Elliott Garber, DVM · Last reviewed