# Quarterback Rating Formulas

## NFL Quarterback Rating Formula(National Football League)

a = (((Comp/Att) * 100) -30) / 20
b = ((TDs/Att) * 100) / 5
c = (9.5 - ((Int/Att) * 100)) / 4
d = ((Yards/Att) - 3) / 4

a, b, c and d can not be greater than 2.375 or less than zero.

QB Rating = (a + b + c + d) / .06

## AFL Quarterback Rating Formula(Arena Football League)

a = (((Comp/Att) * 100) -30) / 20
b = ((TDs/Att) *100) / (20/3)
c = (9.5 - ((Int/Att) * 100)) / 4
d = ((Yards/Att) - 3) / 4

a, b, c and d can not be greater than 2.375 or less than zero.

QB Rating = (a + b + c + d) / .06

## NCAA Quarterback Rating Formula(National Collegiate Athletic League)

a = (Comp/Att) * 100
b = (TDs/Att) * 100
c = (Int/Att) * 100
d = Yards/Att

QB Rating = a+(3.3*b)-(2*c)+(8.4*d)

TIP: Most high schools use the NCAA formula!

If you have questions or comments please send them to mailto:info@primecomputing.com?subject=QB Rating Calc:.

Updated on Tuesday, May 30, 2006 11:47 AM EST

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