Since My b 1 month+ ,he can quit the mid night already. Even better, starting from last 2 week, he adapts to a fixed schedule on his meal:
before 7:00am
11:00am
3:00pm
7:00pm
11:pm
everytime he can drink around 5oz-6oz, but quite often, he will drags very long. it spends 30min to 1hr
to finish the milk