HerdFlo: Gestation Calculator

Plan your breeding season with confidence. HerdFlo turns a breeding date into a due date for 28 livestock species - and keeps your whole herd book in your pocket. GESTATION CALCULATOR - 28 species: cattle, goats, sheep, pigs, horses, rabbits, chickens, and 21 more. - Breed-adjusted: 60+ breed presets fine-tune gestation length so the date fits your animals, not a generic average. - Reverse planning: pick a target birth window and HerdFlo tells you when to breed. - Custom gestation length for the cases that don't fit a preset. - A typical due-date range, not just a single day. - Works fully offline. No signup needed to run the numbers. PLAN AROUND THE DATE - A management timeline from the due date - pregnancy-check windows, dry-off, pre-calving prep - framed as planning windows to discuss with your veterinarian. - Add the due date to your calendar with one tap (.ics export). - Printable gestation charts for the barn wall or the truck. MY HERD - YOUR RECORD BOOK - Animals: name, species, breed, photos. - Breeding-to-calving tracking with birth weight and calving ease. - Weights over time for every animal. - Treatment log with withdrawal dates. - Pasture moves and rotation history. - Photos on every animal and event. - Calving-interval analytics. - CSV import and export. BUILT FOR REAL FARMS - Offline-first calculator and records. - Fast at the chute. - Export your data whenever you want. Free to track up to 5 animals. The gestation calculator is free for every species. HerdFlo is a planning and record-keeping tool. It does not provide veterinary advice - always consult your veterinarian for animal-health decisions. Questions or feedback? support@farmsflo.com