TTC-After MC

I had a mc in November and had my D&C on December 14, finally AF arrived last Thursday have never been SO happy for it to arrive so I can track cycles. I was told ur most fertile after D&C cause ur fully cleaned out and sully happens fast? When CM comes again on what day is best to conceive when it's wet? I have always had good cycles. Help please! My ob did say to me when I saw him
In December (before D&C) he said he wants me to try straight away don't wait!