as published by hauteboy in one of the threads on this
For credit to AA
CX flights - 0%
EI flights - 0%
QF flights - 70% / 0% (pre/post 1/1/04)
BA flights - 25%
IB flights - 30%
AY flights - 100%
LA flights - 100%
AA flights - 100%
For credit to BA
I think that you will earn 25% and zero tier credits
Dave