Inclusion Criteria:  ICSI cycles planned for embryo transfer or 'freeze all' procedure Day 5 or day 3/5 embryo culture Fresh semen samples with ≥ 1x106 sperm/ml (raw) and Motility of 30% Grade A+B At least 6 follicles of ≥14 mm at the day of hCG administration Minimum 6 mature oocytes after oocyte pick up  Exclusion Criteria:  Cycles with frozen semen sample Cycles with testicular sample In vitro fertilization (IVF) cycles In vitro maturation cycles Managed Natural Cycles (MNC) Egg bank- Acceptors PGT cycles