Probetrics — Sports Analytics
College Football slate
Northwestern Wildcats
1-0 · #44 Elo
at
Fri, Sep 25, 8:00 PM ET
Memorial Stadium (Bloomington, IN)
Indiana Hoosiers
1-0 · #1 Elo
Spread Total Moneyline

The read

On rating alone Indiana Hoosiers are 22.3 points better (#1 vs #44 of 240), and IU add 0.0 for home field. The clearest mismatch is the third down & red zone: IU third-down conversion ranks #1, NU defends it at #99; the other way NU #37 into IU's #8.

Who has the edge

Rating
Clear edge
IU
IU rated 22.3 points better on Elo (#1 vs #44).
Home & rest
Even
IU gets 0.0 points for home field.
Passing game
Clear edge
IU
IU passing ranks #5, NU defends it at #65; the other way NU #83 into IU's #49.
context · not in the margin
Rushing game
Clear edge
IU
IU rushing ranks #32, NU defends it at #107; the other way NU #58 into IU's #3.
context · not in the margin
Third down & red zone
Clear edge
IU
IU third-down conversion ranks #1, NU defends it at #99; the other way NU #37 into IU's #8.
context · not in the margin
Form (last 5)
Clear edge
IU
IU +36.0 per game over the last five, NU +16.0.
context · not in the margin
Market
not priced
No line yet.
context · not in the margin

The margin, factor by factor

Northwestern WildcatsIndiana Hoosiers
1604 Elo · #44
RatingThe Elo gap in points — the model's core read on who is better, before the situational pieces below.
IU +22.3 pts
2006 Elo · #1
road
Home field
not priced
home
Rest
even
−16.4 pts vs IU D
Offense vs defenseEach offense's scoring rating against the other defense's — what drives the model total. Shown as an edge, though the winner call runs on Elo.
IU +27.0 pts
+10.6 pts vs NU D
W · +16.0
Form (last 5)Average margin over the last five games. Already inside the ratings — listed so you can see when recent form and the rating disagree.
IU +10.0 pts
W · +36.0
+5.8
SP+ (last season)Bill Connelly's SP+ from last season, the prior the college model starts each season from.
IU +26.6 pts
+32.4
MarketThe consensus spread, read as points. Compare with the model margin above it.
not priced

Bars are in points toward the favored side. Blue factors are inside the model's margin; grey ones are context it does not add on top (form and offense/defense are already in the ratings; injuries beyond the quarterback are not priced).

Dissect the matchup

CollegeFootballData, garbage time excluded · 2025 season (last season until three games are in)

Biggest mismatches

  • IU defense (#1 points / scoring opportunity allowed) against a NU offense ranked #115
  • NU defense (#14 interceptions forced) against a IU offense ranked #127
  • IU completion % (#2) against a NU defense ranked #102 at stopping it
  • IU pass success rate (#2) against a NU defense ranked #101 at stopping it
  • IU stuff rate (#18) against a NU defense ranked #117 at stopping it

A mismatch is a rank gap of at least a fifth of the league between an offense and the defense it faces on the same measure. Descriptive rows (pass rate, pace, direction) are shown for reading the game, not ranked. ▲▼ mark where the last three games sit clearly above or below the season number, in the direction that helps that side.

Northwestern Wildcats offense vs Indiana Hoosiers defense

ranks of 135
NU offIU defEdge
Identity
Pass rate / Pass rate faced47%55%·
Standard-down shareShare of plays on standard downs (staying ahead of the chains).70%64%·
Plays / game6145·
Possession / game32:1926:30·
Passing
Passing PPA / playPredicted points added per pass play (CFBD).+0.21#83+0.20#49IU
Pass success rate42%#6639%#40·
Pass explosivenessPPA on successful pass plays — how big the wins are.1.50#961.54#58IU
Yards / pass attempt6.4#1106.2#21IU
Completion %59%#9662%#70·
Interception rate / Interceptions forced2.4%#661.4%#123NU
Rushing
Rushing PPA / play+0.14#58−0.09#3IU
Rush success rate46%#4632%#4IU
Rush explosiveness0.91#921.00#89·
Line yards / rushYards credited to the offensive line (first 4 yards weighted). Defense column: allowed.2.97#632.21#3IU
Stuff rate / Stuff rate forcedRushes stopped at or behind the line.18%#4730%#1IU
Power successConversion rate on 3rd/4th and ≤2, or goal-to-go from the 2.76%#4158%#6IU
Yards / rush4.7#453.0#11IU
Situational
Standard-down PPA+0.08#86−0.11#3IU
Passing-down PPAObvious passing situations (2nd & 8+, 3rd/4th & 5+).+0.31#65+0.27#63·
Third-down conversion43%#3730%#8IU
Points / scoring opportunityPoints per drive that reaches the opponent's 40.3.21#1152.07#1IU
Havoc rate faced / Havoc rateTFLs, forced fumbles, interceptions and passes defensed per play.16.7%#9423.2%#2IU
Turnovers / game / Takeaways / game1.62#1101.88#13IU

Indiana Hoosiers offense vs Northwestern Wildcats defense

ranks of 135
IU offNU defEdge
Identity
Pass rate / Pass rate faced43%46%·
Standard-down shareShare of plays on standard downs (staying ahead of the chains).75%72%·
Plays / game5554·
Possession / game33:2927:41·
Passing
Passing PPA / playPredicted points added per pass play (CFBD).+0.52#5+0.24#65IU
Pass success rate56%#244%#101IU
Pass explosivenessPPA on successful pass plays — how big the wins are.1.51#911.36#6NU
Yards / pass attempt9.4#37.3#77IU
Completion %72%#264%#102IU
Interception rate / Interceptions forced4.7%#1273.7%#14NU
Rushing
Rushing PPA / play+0.19#32+0.18#107IU
Rush success rate48%#2047%#118IU
Rush explosiveness0.88#1100.99#84·
Line yards / rushYards credited to the offensive line (first 4 yards weighted). Defense column: allowed.3.23#193.16#112IU
Stuff rate / Stuff rate forcedRushes stopped at or behind the line.15%#1815%#117IU
Power successConversion rate on 3rd/4th and ≤2, or goal-to-go from the 2.69%#8771%#63·
Yards / rush5.3#164.3#72IU
Situational
Standard-down PPA+0.22#19+0.11#77IU
Passing-down PPAObvious passing situations (2nd & 8+, 3rd/4th & 5+).+0.59#4+0.32#82IU
Third-down conversion56%#142%#99IU
Points / scoring opportunityPoints per drive that reaches the opponent's 40.5.13#13.37#41IU
Havoc rate faced / Havoc rateTFLs, forced fumbles, interceptions and passes defensed per play.11.4%#815.0%#83IU
Turnovers / game / Takeaways / game0.50#31.54#36IU

Season

NUIU
1-0Record1-0
34.0Points for / game52.0
18.0Points against / game16.0
1-0 / 0-0Home / road1-0 / 0-0
1-0Against the spread0-1
1-0Over / underOvers–unders in this team's games. A tendency, not a lean.1-0
WLast 5W

Power ratings

NUIU
1604Elo2006
#44 of 240Rank#1 of 240
+2.3Offense ratingPoints per game above league average scored, opponent-adjusted.+18.4
+7.8Defense ratingPoints per game below league average allowed, opponent-adjusted. Positive is good.+18.7
1482Strength of scheduleMean Elo of opponents faced this season.1695

Elo drives the winner call. Offense/defense ratings drive the total.

Advanced

NUIU
+5.1SP+ (this season)Bill Connelly's SP+ rating, points above average.+25.8
0.151Offense PPA / playPredicted points added per play, garbage time excluded (CFBD).0.315
0.171Defense PPA / playPPA allowed per play — lower is better.0.028
43% / 45%Success rate (off / def)51% / 35%
1.18 / 1.15Explosiveness (off / def)1.18 / 1.32
688Talent composite247Sports team talent composite for the current roster.735
89%Returning production17%

Advanced stats are from 2025 until this season has about three games. Source: CollegeFootballData.

Head to head

2024IU 41 at NU 24IU · IU covered

How the margin was built

Rating gap
IU +22.3 pts
Home field
IU +— pts
Rest
Even
Weather / roof
— pts on the total
Model margin
Model total

Market

Spread
Total
Moneyline

Per-book prices appear once the multi-book feed has this game (about a week out).

Informational only. Winner probabilities are backtested and calibrated; spread and total calls are tracked leans. 21+, 1-800-GAMBLER.