Quick Q on ounces for 2 wk old Nigerian

[Mama2B&D&nowgoatstoo]

what's the usual amount? is it based on weight of baby? i also have another baby who was born about a wk after but who's bigger b/c ole little man is well, just little (his momma is lttle ) and luckily they are still at breeder momma's, we just are able to spend time there luckily and spend time and feed them when we can i was just curious to hear what everyone else did too