IVF Egg Retrieval Calculator

Predict mature eggs and embryos based on follicle counts

Medical Disclaimer

This calculator provides estimates based on average IVF outcomes. Actual egg retrieval results vary significantly based on individual factors including egg quality, stimulation protocol, and clinical expertise. Always consult your fertility specialist for personalized predictions.

Enter Your Follicle Count

Follicle Sizes (from ultrasound)

Large Follicles (≥18mm)

Most likely to contain mature eggs

Medium Follicles (15-17mm)

Good chance of maturity

Small Follicles (12-14mm)

Lower chance of maturity

Tiny Follicles (<12mm)

Unlikely to be mature

Additional Information (Optional)

Your Age

AMH Level (ng/mL)

Medical Sources

• Abbara et al. (2018). "Follicle Size on Day of Trigger Most Likely to Yield a Mature Oocyte." Frontiers in Endocrinology
• Rosen et al. (2008). "A quantitative assessment of follicle size on oocyte developmental competence." Fertility and Sterility
• ASRM Practice Committee. (2021). "Ovarian stimulation for IVF." Fertility and Sterility