Strength of schedule is calculated from the opponents projected fantasy points allowed for the TE 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.
It appears he made it through week six without re-injuring his back. If he's healthy he needs to be in the lineup but you'll need to keep a close eye on his status. His seven targets last week shows he can step right in and resume his role.
Davis had a great 2013 season when you take into account that the 49ers played 11 games without No. 1 wide receiver Michael Crabtee and the five games that Crabtree did play in he was being worked back into shape. But with Crabtree now 100% healthy and Boldin back in the fold for another two years, look for Davis to exploit defenses with his freakish athleticism with the possibility of a career-year in the offing. The addition of veteran wide receiver Stevie Johnson from Buffalo will add more depth to the 49ers' receiver corps and help take defensive attention away from Davis.