NRL | Round 11

alphr.com.au

CBY
Bulldogs
VS
SYD
Roosters
ACCOR STADIUM, SYDNEY • FRIDAY 16 MAY, 8:00 PM

Win Probability

AI Game Review

Our model correctly predicted Bulldogs to win at 74% probability. The margin model was sharp, predicting Bulldogs by 7.0 vs the actual margin of 4 points. Total score prediction of 41 was close to the actual 44, within 4 points. Bulldogs trailed 0–14 at half-time before staging a second-half comeback to win 24–20. A clean sweep, all 3 model picks hit for this match.

Model vs actual outcomes • Post-match analysis

🏁

AI Referee Insights

Ashley Klein officiated this match (386 career games). The 44-point combined total was right in line with Ashley Klein's career average of 44. Bulldogs's home victory fits Ashley Klein's profile, home teams win 60% of the time under this referee.

Based on referee career statistics • Post-match analysis

Momentum Replay
Beta
80', Bulldogs firmly in control (99%)
BUL24
99%80'1%
20ROO
HT100%50%0%0'20'40'60'80'
Roosters momentumMomentum +6Bulldogs momentum →
Next Try (within 10 min)
AI Model
86% none
BUL 8%No try 86%ROO 6%
Biggest Swings

AI Win Probability

74%BulldogsFavourite

Bulldogs

74%

Roosters

26%

AI Match Overview

Bulldogs are clear favourites here at 74%, with our model expecting a comfortable victory over Roosters. The model sees Bulldogs ahead on 5 of 7 key factors including ELO Difference, Backline Quality and Recent Win Rate. Bulldogs carry a 122-point ELO rating advantage (1624 vs 1501). Recent form favours Bulldogs with 4 wins from their last 5 compared to 3 for Roosters. The margin model predicts Bulldogs by 7.0 points with a combined total of 41.

Generated from model features • Pre-kick-off analysis

Edge Analysis

3 ACTIVE EDGES

Each market is predicted by an independent model, H2H, margin, and totals may occasionally disagree.

H2H Recommendation

Bulldogs to Win @1.37

Winner ✓

Edge

+8.0%

Line / Spread

Bulldogs -8.5 @1.91

Winner ✓

Edge

+8.0%

Total Points

Under 44.5 @1.91

Winner ✓

Edge

+10.6%

Form & History

TeamLast 5Avg Pts
Bulldogs
W
W
W
W
L
28.0
Roosters
W
W
W
L
L
26.8

Avg Conceded

16.0

Bulldogs

24.0

Roosters

Avg Margin

12.0

Bulldogs

2.8

Roosters

Run Metres

1797

Bulldogs

1672

Roosters

Line Breaks

5.6

Bulldogs

6.2

Roosters

Referee Indicator

Balanced

Ashley Klein

386 career games · since 2010

AI Analysis

Win rate when Ashley Klein refs each team (vs any opponent)

Bulldogs
23W – 17L
57%
Roosters
42W – 28L
60%

Both sides have a similar record under Ashley Klein, Bulldogs 23W–17L (57%) and Roosters 42W–28L (60%). Home teams win 60% of his matches (vs ~52% league avg).

Avg Total

43.6 pts

Home Win %

60%

Home Bias

Leans home

Penalty & Discipline

Pen / Game

8.9

Sin Bins / Gm

0.16

SB Away %

42%

Avg Penalties Per Game

vs Home Teams4.3
vs Away Teams4.6

Penalty Advantage Under This Ref

Positive = opponent penalised more than your team

Bulldogs
+0.3
Roosters
-1.3

Ashley Klein averages just 8.9 penalties per game, well below average. He lets the game flow. Bulldogs get a +0.3 penalty advantage under Ashley Klein vs Roosters's -1.3.

H2H History (Last 5)Roosters lead 3-2
Aug 2025CBY 12 - 32 SYD
Jun 2024CBY 8 - 26 SYD
Apr 2024CBY 30 - 26 SYD
Jun 2023CBY 24 - 25 SYD
Apr 2022CBY 16 - 12 SYD
Prediction BreakdownPure Alpha Model

📊Team ELO Ratings

CBY
1624Overall1501
SYD
ELO difference: +122 in favour of Bulldogs

🏈Positional Matchups

Player ELO aggregated by position group, higher = stronger unit

1014Forwards1101
Best: 1244SYD +88Best: 1259
1128Backs1095
Best: 1185CBY +33Best: 1211
1050Halves1116
Best: 1050SYD +66Best: 1116
1026Hooker964
CBY +62

📈Recent Form (Last 5)

CBY
Stat
SYD
4.0
Wins (Last 5)
3.0
28.0pts
Avg Score
26.8pts
16.0pts
Avg Conceded
24.0pts
12.0pts
Avg Margin
2.8pts
1796.6m
Run Metres
1672.0m
5.6
Line Breaks
6.2
342.0
Tackles
333.2
10.4
Errors
12.8

🔑Key Prediction Factors

What the model weighted most in this prediction

1
ELO Difference14.0%
Bulldogs
2
Forward Pack12.0%
Roosters
3
Backline Quality10.0%
Bulldogs
4
Halves Control9.0%
Roosters
5
Recent Win Rate9.0%
Bulldogs
6
Referee Tendency7.0%
Bulldogs
7
Venue Advantage7.0%
Bulldogs

Model Confidence

74%

Bulldogs predicted to win by 7 points

Predicted total: 41 · Line: +7.0

3/3 match predictions correct
Coming Soon

Try Scorer Predictions

AI-powered try scorer predictions and player prop markets, built on our 6-model player stats engine.

First / Anytime / Last ScorerPlayer Props