Pro Football & Sports Network (PFSN) released a new metric to assess quarterback play for the 2025 season. It’s called the “QB Impact” grade and gauges performance based on traditional stats while also weighing more advanced metrics such as net yards per attempt (removes sack yardage from passing totals divided by total passing plays) and third/fourth down conversion rates to arrive at a letter grade for each signal caller.

PFSN’s Quarterback Impact (QBi) assigns a letter grade to an individual quarterback’s performance. We arrive at the grade by factoring in both passing and rushing efficiency and volume. More stable components like clean pocket performance and EPA per rush on designed runs get weighted more than less stable ones like pressure performance and scrambling. We also add a “c

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