1) they will feed, change diapers and shower baby on day time and feed and change diapers on night too.
2) they hand wash baby's clothes or if you allow them to use washing machine.
3) they will cook and brew tonics for mummy and clean dishes and kitchen area everytime after cook.
4) they will accompany mommy and baby for check up.
5) they also do marketing if necessary
6) if you dont't have maid, they will do extra work like upkeep the house and cook for your husband when they are free.