Strength of schedule is calculated from the opponents projected fantasy points allowed for the WR 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.
Jenkins, who was a first round pick by the 49ers in 2012, was so unimpressive that the 49ers traded for Anquan Boldin and drafted Quinton Patton. Jenkins has a long way to go before he’s fantasy relevant.