12 eggs collected, only 4 mature all 4 have fertilised

Claire • Baby girl 💖 4th September 2020 🌈 Baby girl 💖 13th July 2022

Not sure how I am feeling.

Egg collection yesterday 12 eggs just had the call to say only 4 were mature & all 4 have fertilised.

I know we only need one to make it all happen but has anyone got an successful stories will this low number?