Probetrics — Sports Analytics
College Football slate
Purdue Boilermakers
1-0 · #122 Elo
at
Sat, Sep 19, 11:00 PM ET
Rose Bowl
UCLA Bruins
3-9 last yr · #106 Elo
Spread Total Moneyline

The read

On rating alone UCLA Bruins are 0.7 points better (#106 vs #122 of 240), and UCLA add 0.0 for home field. The clearest mismatch is the third down & red zone: PUR third-down conversion ranks #86, UCLA defends it at #135; the other way UCLA #92 into PUR's #113.

Who has the edge

Rating
Even
UCLA rated 0.7 points better on Elo (#106 vs #122).
Home & rest
Even
UCLA gets 0.0 points for home field.
Passing game
Even
UCLA passing ranks #125, PUR defends it at #123; the other way PUR #116 into UCLA's #104.
context · not in the margin
Rushing game
Even
UCLA rushing ranks #20, PUR defends it at #112; the other way PUR #53 into UCLA's #130.
context · not in the margin
Third down & red zone
Slight edge
PUR
PUR third-down conversion ranks #86, UCLA defends it at #135; the other way UCLA #92 into PUR's #113.
context · not in the margin
Form (last 5)
Clear edge
PUR
UCLA −29.6 per game over the last five, PUR +25.0.
context · not in the margin
Market
not priced
No line yet.
context · not in the margin

The margin, factor by factor

Purdue BoilermakersUCLA Bruins
1442 Elo · #122
RatingThe Elo gap in points — the model's core read on who is better, before the situational pieces below.
UCLA +0.7 pts
1455 Elo · #106
road
Home field
not priced
home
Rest
even
−2.5 pts vs UCLA 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.
UCLA +1.1 pts
−1.4 pts vs PUR D
W · +25.0
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.
PUR +27.3 pts
L L L L L · −29.6
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

  • UCLA defense (#15 pass explosiveness allowed) against a PUR offense ranked #117
  • UCLA rushing ppa / play (#20) against a PUR defense ranked #112 at stopping it
  • PUR passing-down ppa (#50) against a UCLA defense ranked #129 at stopping it
  • UCLA turnovers / game (#46) against a PUR defense ranked #125 at stopping it
  • PUR interception rate (#9) against a UCLA defense ranked #87 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.

Purdue Boilermakers offense vs UCLA Bruins defense

ranks of 135
PUR offUCLA defEdge
Identity
Pass rate / Pass rate faced52%45%·
Standard-down shareShare of plays on standard downs (staying ahead of the chains).68%74%·
Plays / game5658·
Possession / game28:0230:49·
Passing
Passing PPA / playPredicted points added per pass play (CFBD).+0.14#116+0.33#104·
Pass success rate43%#5348%#126PUR
Pass explosivenessPPA on successful pass plays — how big the wins are.1.42#1171.41#15UCLA
Yards / pass attempt6.5#1087.2#72UCLA
Completion %59%#10266%#116·
Interception rate / Interceptions forced1.0%#92.1%#87PUR
Rushing
Rushing PPA / play+0.15#53+0.23#130PUR
Rush success rate43%#7053%#134PUR
Rush explosiveness1.04#410.89#29·
Line yards / rushYards credited to the offensive line (first 4 yards weighted). Defense column: allowed.2.94#663.32#127PUR
Stuff rate / Stuff rate forcedRushes stopped at or behind the line.19%#7614%#128PUR
Power successConversion rate on 3rd/4th and ≤2, or goal-to-go from the 2.56%#13579%#115·
Yards / rush4.0#935.2#128PUR
Situational
Standard-down PPA−0.00#119+0.19#116·
Passing-down PPAObvious passing situations (2nd & 8+, 3rd/4th & 5+).+0.36#50+0.45#129PUR
Third-down conversion38%#8655%#135PUR
Points / scoring opportunityPoints per drive that reaches the opponent's 40.3.06#1194.61#132·
Havoc rate faced / Havoc rateTFLs, forced fumbles, interceptions and passes defensed per play.16.0%#8312.0%#129PUR
Turnovers / game / Takeaways / game1.75#1190.83#118·

UCLA Bruins offense vs Purdue Boilermakers defense

ranks of 135
UCLA offPUR defEdge
Identity
Pass rate / Pass rate faced51%43%·
Standard-down shareShare of plays on standard downs (staying ahead of the chains).68%72%·
Plays / game5557·
Possession / game29:1131:58·
Passing
Passing PPA / playPredicted points added per pass play (CFBD).+0.09#125+0.40#123·
Pass success rate40%#9348%#127UCLA
Pass explosivenessPPA on successful pass plays — how big the wins are.1.29#1351.62#101PUR
Yards / pass attempt6.0#1269.3#133·
Completion %63%#5565%#109UCLA
Interception rate / Interceptions forced1.1%#114.2%#8·
Rushing
Rushing PPA / play+0.21#20+0.18#112UCLA
Rush success rate45%#5449%#127UCLA
Rush explosiveness1.05#330.86#17·
Line yards / rushYards credited to the offensive line (first 4 yards weighted). Defense column: allowed.3.06#473.25#121UCLA
Stuff rate / Stuff rate forcedRushes stopped at or behind the line.19%#7718%#78·
Power successConversion rate on 3rd/4th and ≤2, or goal-to-go from the 2.65%#10878%#112·
Yards / rush4.5#634.8#109UCLA
Situational
Standard-down PPA+0.05#101+0.27#132UCLA
Passing-down PPAObvious passing situations (2nd & 8+, 3rd/4th & 5+).+0.28#79+0.26#58·
Third-down conversion37%#9243%#113·
Points / scoring opportunityPoints per drive that reaches the opponent's 40.2.98#1234.03#106·
Havoc rate faced / Havoc rateTFLs, forced fumbles, interceptions and passes defensed per play.15.9%#7815.2%#77·
Turnovers / game / Takeaways / game1.08#460.75#125UCLA

Season

PURUCLA
1-0Record3-9
44.0Points for / game18.2
19.0Points against / game33.4
1-0 / 0-0Home / road2-4 / 1-5
0-1Against the spread4-8
1-0Over / underOvers–unders in this team's games. A tendency, not a lean.6-6
WLast 5L L L L L

Season numbers are from 2025 until this season has games.

Power ratings

PURUCLA
1442Elo1455
#122 of 240Rank#106 of 240
−0.2Offense ratingPoints per game above league average scored, opponent-adjusted.−0.9
+0.5Defense ratingPoints per game below league average allowed, opponent-adjusted. Positive is good.+2.3
1409Strength of scheduleMean Elo of opponents faced this season.

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

Advanced

PURUCLA
−2.2SP+ (this season)Bill Connelly's SP+ rating, points above average.
0.114Offense PPA / playPredicted points added per play, garbage time excluded (CFBD).0.125
0.266Defense PPA / playPPA allowed per play — lower is better.0.253
43% / 48%Success rate (off / def)42% / 50%
1.24 / 1.21Explosiveness (off / def)1.17 / 1.12
698Talent composite247Sports team talent composite for the current roster.
48%Returning production

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

Head to head

No meetings in our history.

How the margin was built

Rating gap
UCLA +0.7 pts
Home field
UCLA +— 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.