Why the Cycle Matters
Look: every breeder knows the clock ticks louder when a bitch hits her heat. Miss the window and you’re left with a litter that’s off-beat, a kennel that’s off-balance.
Understanding the Phases
First phase – proestrus. It’s a two-week fireworks show of swelling and scent, hormones screaming “ready!” If you ignore the swelling, you’ll miss the cue.
Second phase – estrus. This is the 5-day sprint where ovulation drops the beat. Timing your stud introduction within this window is non-negotiable; otherwise you’re dancing to a silent track.
Third phase – diestrus. The bitch cools down, the uterus prepares for implantation. Some owners think they can “play it safe” and delay, but the uterus is already setting the stage.
Key Indicators
Here is the deal: the vulva turns pink, then bright red, and finally a muted pink. Swell factor? If it’s the size of a walnut, you’re in proestrus. If it’s the size of a grape, you’re in estrus. Anything else is just noise.
Temperature check. A drop to 99°F signals estrus. Miss that dip and you’ll be chasing a phantom stud.
Practical Timing Hacks
By the way, set a calendar reminder for day 1 of swelling. Then, schedule a vet check on day 4. The vet will confirm the luteinizing hormone surge – the green light.
And here is why most breeders fail: they rely on “feel” instead of data. Use a digital thermometer, not a guess.
When to Bring in the Stud
Bring the stud in on day 2 of estrus, repeat on day 4, and if possible, a final run on day 6. That triple-hit covers the peak sperm viability window.
Don’t over-breed. Two matings per cycle is enough; the third is insurance, not a necessity.
Post-Mating Care
After the last mating, keep the bitch calm, limit heavy exercise, and monitor for any signs of infection. A quiet kennel equals higher implantation success.
Resources
For the nitty-gritty, check out the greyhound season cycles bitches guide – it breaks down each day with charts and hormone graphs.
Bottom Line
Stop guessing. Align your calendar, thermometer, and stud schedule. Miss one step and the whole cycle collapses. Act now, lock in the dates, and watch the litter thrive.