Rabbit Birthing Date Calculator: Calculate Expected Kindling Dates

Rabbit gestation is short — just 31 days from mating to kindling. This rapid reproductive cycle is one of the reasons rabbits are such productive meat animals, but it also means that missing the kindling date can result in kits being born without adequate preparation. The Rabbit Birthing Date Calculator lets you enter the mating date and see exactly when to expect kits, along with a day-by-day countdown.

The calculator uses the standard 31-day gestation period for domestic rabbits (Oryctolagus cuniculus). It returns the expected kindling date, a countdown from today, and key preparation milestones: when to introduce a nest box (day 28), when to reduce disturbance (day 29 onward), and when to check for successful kindling.

A notes panel covers what to expect around kindling: typical litter size, the importance of not disturbing the doe in the 24 hours after kindling, and what to do if the doe fails to kindle within three days of the expected date.

The 31-day average gestation period is widely documented in rabbit husbandry literature and is consistent across all standard domestic breed types. Some does may kindle as early as day 29 or as late as day 33 — anything outside this range warrants veterinary attention. The British Rabbit Council and RSPCA welfare guidelines are used as the source for management recommendations around kindling.

Enter the date your doe was mated. The expected kindling date and key preparation milestones will appear immediately. Note the nest box introduction date in your farm diary. If you are managing multiple does with different mating dates, run the calculator separately for each doe and record the dates.