Strength of schedule is calculated from the opponents projected fantasy points allowed for the PK position. The best rating is +16 which gives the player the advantage against the defense and indicates an easy opponent, the worst rating is -16 which gives the defense the advantage and indicates a tough opponent.
[Walsh led the NFL with 35 field goals made last year and he was an amazing 10-of-10 from 50 yards and beyond. Long-range accuracy, combined with Minnesota's inconsistent quarterback play in the red zone, means another 140+ point season is likely for Walsh in 2013. The only thing that can stop him is if the Vikings' offense implodes. ]