The purpose of this research study protocol is to collect imaging data on embryos followed to blastocyst stage (Day 5-6) and correlate Eeva System parameters with comprehensive chromosome screening (CCS) results, implantation and live birth.

The present study was designed to determine if there is a correlation between the Eeva System parameters and CCS results. Embryos will be selected for transfer based on CCS results and morphology. The Clinical site will have no access to the Eeva analysis at the time of the transfer.

Inclusion Criteria:

• Subject is ≤43 years of age.
• Women undergoing fresh IVF treatment using her own eggs or donor eggs and undergoing CCS, as recommended based on medical need by the clinical site reproductive endocrinologist.
• Fertilization using only ejaculated sperm (fresh or frozen) - no surgically retrieved sperm.
• Willing to have all 2PN embryos monitored by Eeva
• Not previously enrolled in this study.
• No concurrent participation in another clinical study.
• Willing to comply with study protocol and procedures and able to speak English.
• Willing to provide written informed consent.

Exclusion Criteria:

• BMI ≥ 40

• Prior IVF cycle with < 4 x 2PN

• Diminished ovarian reserve as demonstrated by any one of the following:

  • BAFC < 6 at time of cycle start
  • Maximum prior FSH > 15
  • AMH < 0.5

Women undergoing fresh IVF treatment and undergoing CCS, as recommended based on medical need by the clinical site reproductive endocrinologist.