Thanx for the answers.
Below is the information distilled from the link generously provided above:
Economy: Canada
base 1st 23kg free, 2nd $20/direction
*S no difference
*G 3x23kg free
Biz: Canada
base 2x32kg free
*S no diffence
*G 3x32kg free
Economy: Cdn-US
base 1st 23kg $25/direction, 2nd $35/direction
*S 1st 23kg free, 2nd $35/direction
*G 3x23kg free
Biz: Cdn-US
base 2x32kg free
*S no difference
*G 3x32kg free
Economy: transatlantic
base 1st 23kg free, 2nd $100/direction
*S no difference
*G 3x32kg free
Biz: transatlantic
base 2x32kg free
*S no difference
*G 3x32kg free
In SUM *S: free 1st 23kg bag on a CND-US/US-CND economy
In SUM *G: 32 kg on a tranatlantic business
32 kg on a CDN-US/US-CDN business
32 kg on a CDN business
73kg on a transaltanic economy
69kg on a CDN-US economy
46kg on a CND economy