How much weight does a glob of dough lose while baking? Estimates are around 7-10%.
Example: a 12" sub sandwich loaf is around 6oz baked.
d - .10d = f
d(1 - .10) = f
d(.9) = f
d = 6oz / .9 = 6.67oz of dough pre-baked to get 6oz baked loaf.
Where d = dough weight in g, and f = final weight in g