NRL | Round 1

alphr.com.au

SYD
Roosters
VS
BRI
Broncos
ALLIANZ STADIUM, SYDNEY • THURSDAY 6 MAR, 8:00 PM
🏁

AI Referee Insights

Gerard Sutton officiated this match (360 career games). The combined score of 64 points was 22 points above Gerard Sutton's career average of 42. Despite Gerard Sutton's 56% career home-team win rate, the away side Broncos prevailed.

Based on referee career statistics • Post-match analysis

AI Game Review

Broncos defied the model's 51% prediction for Roosters — a notable result. The margin model missed here — predicting 0.4 but the actual margin was 36 points. The game's 64 points came in 20 points higher than the predicted 44. Broncos led 4–20 at the break and pulled away in the second half to win by 36. The model went 1/3 on this match. The over 43.5 total call was correct.

Model vs actual outcomes • Post-match analysis

Win Probability

AI Win Probability

51%RoostersFavourite

Roosters

51%

Broncos

49%

AI Match Overview

This shapes up as one of the tightest matchups of the round. Our model gives Roosters a marginal 51% edge, making this essentially a coin-flip contest. The model sees Roosters ahead on 4 of 7 key factors including ELO Difference, Backline Quality and Referee Tendency. Roosters carry a 138-point ELO rating advantage (1571 vs 1432).

Generated from model features • Pre-kick-off analysis

Edge Analysis

2 ACTIVE EDGES

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

H2H Recommendation

Roosters to Win @2.00

Lost ✗

Edge

+19.7%

Line / Spread

Roosters +1.5 @1.91

Lost ✗

Edge

+19.7%

Total Points

Over 43.5 @1.91

Winner ✓

Edge

+0.3%

Form & History

TeamLast 5Avg Pts
Roosters
WWLLL
23.2
Broncos
WWLLL
21.6

Avg Conceded

27.2

Roosters

35.6

Broncos

Avg Margin

-4.0

Roosters

-14.0

Broncos

Run Metres

1651

Roosters

1482

Broncos

Line Breaks

5.4

Roosters

4.2

Broncos

Referee IndicatorAI
Balanced record
Gerard Sutton360 games since 2011

Each team's win rate when Gerard Sutton refs their game (vs any opponent, all seasons)

SYD
55%32W 26L
BRI
60%34W 23L

Both sides have a similar record when Gerard Sutton officiates — Roosters 32W–26L (55%) and Broncos 34W–23L (60%) across all their respective games. No significant bias detected. His games average 41.8 pts, sitting close to the league average. Home teams win 56% of his matches (vs ~52% league avg), which could give Roosters an additional edge at home.

Avg Total

41.8 pts

Home Win %

56%

Home Bias

Leans home

H2H History (Last 5)Roosters lead 4-1
Apr 2025SYD 26 - 16 BRI
May 2024SYD 40 - 18 BRI
Mar 2024SYD 20 - 10 BRI
Aug 2023SYD 10 - 32 BRI
Aug 2022SYD 34 - 16 BRI
Prediction BreakdownPure Alpha Model

ELO–Market Disagreement

Roosters hold the ELO advantage (1571 vs 1432), but the market favours Broncos (@2.00).

The model sides with ELO — Roosters predicted to win despite longer odds.

📊Team ELO Ratings

SYD
1571Overall1432
BRI
ELO difference: +138 in favour of Roosters

🏈Positional Matchups

Player ELO aggregated by position group — higher = stronger unit

945Forwards1013
Best: 1052BRI +68Best: 1168
964Backs924
Best: 1069SYD +40Best: 1007
1059Halves1332
Best: 1059BRI +273Best: 1332
1127Hooker789
SYD +338

📈Recent Form (Last 5)

SYD
Stat
BRI
2.0
Wins (Last 5)
2.0
23.2pts
Avg Score
21.6pts
27.2pts
Avg Conceded
35.6pts
-4.0pts
Avg Margin
-14.0pts
1651.0m
Run Metres
1482.2m
5.4
Line Breaks
4.2
332.8
Tackles
344.2
10.2
Errors
11.4

🔑Key Prediction Factors

What the model weighted most in this prediction

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

Model Confidence

51%

Roosters predicted to win by 0 points

Predicted total: 44 · Line: +0.4

1/3 match predictions correct
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