Ratings are hard to work out at Origin time, but here are my guestimates:

Melbourne 28 Penrith 26
Canberra 28 W.Tigers 18
Roosters 36 NQ Cowboys 16
NZ Warriors 22 Parramatta 20
Newcastle 28 Sharks 14
Brisbane 28 Souths 14
Manly 16 Bulldogs 30