Points are scored by all ball carriers (QB, RB, WR, TE) as follows:

TOUCHDOWNS AND TWO-POINT CONVERSIONS

4-per touchdown passing
6-per touchdown rushing
6-per touchdown receiving
6-per touchdown scored otherwise -- punt return, kickoff return, etc.
1-per two point conversion passing or receiving
2-per two point conversion rushing

PASSING

1-for 11-15 passes completed
2-for 16-20 passes completed
3-for 21-25 passes completed
4-for 26 or more passes completed

2-for 200-299 yards passing
3-for 300-399 yards passing
4-for 400 or more yards passing

minus-1 per interception thrown

RUSHING

1-for 11-15 carries (rushing attempts)
2-for 16-20 carries (rushing attempts)
3-for 21-25 carries (rushing attempts)
4-for 26 or more carries (rushing attempts)

2-for 71-99 yards rushing
3-for 100-139 yards rushing
4-for 140 or more yards rushing

RECEIVING

1-for 4-6 receptions
2-for 7-9 receptions
3-for 10-11 receptions
4-for 12 or more receptions

2-for 71-99 yards receiving
3-for 100-139 yards receiving
4-for 140 or more yards receiving

PLACE KICKER POINTS

1-per point after touchdown (PAT)
3-per field goal made
minus 1-per PAT missed
minus 1-per field goal missed (under 47 yards only)
2-bonus per field goal of 47 yards or longer made

OVERALL DEFENSE POINTS

7-for 0 points allowed in NFL game
5-for 2-6 points allowed in NFL game
4-for 7-9 points allowed in NFL game
3-for 10-13 points allowed in NFL game
2-for 14-17 points allowed in NFL game
1-for 18-21 points allowed in NFL game

2-for under 100 yards rushing allowed in NFL game
2-for under 200 yards passing allowed in NFL game

PLAYMAKER DEFENSE POINTS

2-for turnover forced (fumble, INT)
3-for fumble recovery or interception return TD
2-for blocked punt or FG attempt
3-for blocked FG TD
3-for blocked punt TD

3-per safety
1-per sack