Free Breeding Planner
For dogs, horses, goats, sheep, and cattle. See your upcoming cycles, breeding windows, and the open time between them.
Made by BreederHQ. Anonymous, disposable, no signup required.
Step 1 · Add Your Animals
Who are you planning for?
Add up to 3 female animals. Set the species and your best guess at when each one last started heat. That's all the math needs.
Want BreederHQ to record your animals' real cycle history and learn from it over time?
This free tool projects from a single date. BreederHQ refines projections from your full recorded history, across unlimited animals and multiple species.
3 animals is the free limit
BreederHQ supports unlimited animals in one plan, plus sire selection, contracts, and waitlists. Sign up free to add more.