compression

How much compression would i have on an lq4 and lq9 if i put 243 heads milled to 30

LQ4 witht stock 243s would be 10.5
LQ9 with stock 243s would be 11.0

LQ4 with 243 milled be close to 11.0
LQ9 with 243 milled be close to 11.4

thank you