Margin of Error
Career snapshot
50Outs
29Buckoffs
58.0%Buckoff %
42.19Avg bull score
44.00High score
045+ outs
2.32sAvg buckoff time
9Best streak
Career average on the 50-point bull scale42.19
Career Shape
50 scored outs34.5%Buckoffs under 3s
6.9%Riders dumped after 6s
±1.51Score volatility
The thin line is every scored out in career order; the bold line is his rolling eight-out average — the shape the title formula sees. Volatility is one standard deviation around his career average: low means a metronome, high means boom-or-bust.
Performance by Season
Season Statistics
| Season | Series | Rank | Outs | Rides | Buckoff % | Avg score | High | 45+ | Top-8 avg |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | Velocity Tour | 179 | 1 | 1 | 0.0% | 42.50 | 42.50 | 0 | 42.50 |
| 2026 | PBR Team Series | 246 | 6 | 4 | 33.3% | 42.56 | 43.25 | 0 | 42.75 |
| 2026 | Unleash The Beast | 424 | 6 | 3 | 50.0% | 40.52 | 42.65 | 0 | 40.52 |
| 2026 | Challenger Series | 284 | 2 | 1 | 50.0% | 43.05 | 43.70 | 0 | 43.05 |
| 2025 | Velocity Tour | 537 | 4 | 0 | 100.0% | 40.75 | 42.50 | 0 | 40.75 |
| 2025 | PBR Team Series | 173 | 8 | 5 | 37.5% | 42.09 | 43.00 | 0 | 42.45 |
| 2025 | Unleash The Beast | 222 | 8 | 2 | 75.0% | 42.16 | 43.50 | 0 | 42.16 |
| 2025 | Challenger Series | 295 | 1 | 1 | 0.0% | 42.25 | 42.25 | 0 | 42.25 |
| 2024 | PBR Team Series | 91 | 12 | 4 | 66.7% | 43.06 | 43.50 | 0 | 43.45 |
| 2024 | Challenger Series | 96 | 2 | 0 | 100.0% | 43.25 | 44.00 | 0 | 43.25 |
One row per circuit per season, as published by PBR's scoring system. Only Unleash The Beast counts toward the World Champion Bull title — how the races fit together.
Head-to-Head
Riders who have faced Margin of Error at least twice.
| Rider | Meetings | Rides | Buckoffs | Avg bull score | Best bull score | Best ride |
|---|---|---|---|---|---|---|
| Cassio Dias | 3 | 1 | 2 | 42.70 | 43.10 | 82.75 |
| João Henrique Lucas | 3 | 3 | 0 | 41.37 | 41.60 | 85.55 |
| Kaiden Loud | 2 | 0 | 2 | 43.25 | 43.50 | — |
| Elizmar Jeremias | 2 | 0 | 2 | 43.00 | 43.50 | — |
| Adilson Junior | 2 | 1 | 1 | 43.00 | 43.50 | 86.90 |
| Eduardo Aparecido | 2 | 1 | 1 | 42.75 | 43.50 | 86.75 |
| Lucas Divino | 2 | 2 | 0 | 42.38 | 42.75 | 87.75 |
| Gustavo Luiz da Silva | 2 | 2 | 0 | 42.20 | 42.25 | 86.95 |
Ride History
50 recorded outs| Date | Rider | Result | Time | Bull score | Ride score | Series | Event |
|---|---|---|---|---|---|---|---|
| Oct 8, 2026 | Jean Carlos Teodoro | Ridden | 8.00s | 42.70 | 87.65 | PBR Teams | Texas Rattlers @ Carolina Cowboys |
| Oct 3, 2026 | Gustavo Luiz da Silva | Ridden | 8.00s | 42.15 | 86.95 | PBR Teams | Nashville Stampede @ Missouri Thunder |
| Sep 6, 2026 | João Henrique Lucas | Ridden | 8.00s | 41.60 | 85.55 | PBR Teams | Florida Freedom @ New York Mavericks |
| Sep 5, 2026 | Julio Cesar Marques | Ridden | 8.00s | 42.55 | 88.55 | PBR Teams | Kansas City Outlaws @ Missouri Thunder |
| Aug 23, 2026 | Cassio Dias | Buckoff | 2.74s | 43.10 | — | PBR Teams | Kansas City Outlaws @ New York Mavericks |
| Aug 21, 2026 | Guilherme Valleiras | Buckoff | 3.92s | 43.25 | — | PBR Teams | Carolina Cowboys @ New York Mavericks |
| Jul 4, 2026 | Vinicius Rodrigues Pereira | Ridden | 8.00s | 42.40 | 88.10 | Challenger Series | American Freedom Invitational - by Horse Soldier Farms |
| Jun 6, 2026 | Jesus Villa | Buckoff | 2.42s | 43.70 | — | Challenger Series | PBR Ride for Decatur Presented by Zimmerer Kubota |
| Mar 13, 2026 | Felipe Furlan | Buckoff | 2.73s | 34.50 | — | Unleash The Beast | PBR FLORIDA STATE |
| Feb 20, 2026 | John Crimber | Ridden | 8.00s | 42.20 | 85.70 | Unleash The Beast | PROGRESSIVE PBR JACKSONVILLE |
| Feb 14, 2026 | Cleber Henrique Marques | Buckoff | 6.21s | 42.20 | — | Unleash The Beast | US BORDER PATROL PBR PITTSBURGH PRESENTED BY ARIAT |
| Jan 24, 2026 | Kase Hitt | Buckoff | 2.08s | 42.65 | — | Unleash The Beast | PBR TAMPA |
| Jan 13, 2026 | Adilson Junior | Ridden | 8.00s | 42.50 | 86.90 | Pendleton Whisky Velocity Tour | Denver PBR Chute Out at the National Western Stock Show |
| Dec 20, 2025 | Alex Junior da Silva | Ridden | 8.00s | 39.55 | 80.30 | Unleash The Beast | MODO CASINO PBR CHICAGO |
| Dec 19, 2025 | Cassio Dias | Ridden | 8.00s | 42.00 | 82.75 | Unleash The Beast | MODO CASINO PBR CHICAGO |
| Oct 24, 2025 | Eduardo Aparecido | Ridden | 8.00s | 42.00 | 86.75 | PBR Teams | Game 2: #7 Missouri Thunder vs. #4 Arizona Ridge Riders |
| Oct 4, 2025 | Colton Byram | Buckoff | 4.11s | 42.25 | — | PBR Teams | Missouri Thunder @ Kansas City Outlaws |
| Oct 3, 2025 | João Lucas Campos | Ridden | 8.00s | 42.25 | 87.50 | PBR Teams | Florida Freedom @ Arizona Ridge Riders |
| Sep 28, 2025 | Gustavo Luiz da Silva | Ridden | 8.00s | 42.25 | 86.75 | PBR Teams | Florida Freedom @ Nashville Stampede |
| Sep 26, 2025 | João Henrique Lucas | Ridden | 8.00s | 41.50 | 85.25 | PBR Teams | Austin Gamblers @ New York Mavericks |
| Aug 24, 2025 | João Henrique Lucas | Ridden | 8.00s | 41.00 | 84.50 | PBR Teams | New York Mavericks @ Nashville Stampede |
| Aug 22, 2025 | Elizmar Jeremias | Buckoff | 5.06s | 42.50 | — | PBR Teams | Florida Freedom @ Austin Gamblers |
| Jul 22, 2025 | Brady Fielder | Ridden | 8.00s | 42.25 | 87.00 | Challenger Series | PBR CSU Last Cowboy Standing |
| Jul 13, 2025 | Cassio Dias | Buckoff | 4.91s | 43.00 | — | PBR Teams | Missouri Thunder @ Kansas City Outlaws |
| Apr 4, 2025 | Trace Redd | Buckoff | 5.90s | 41.00 | — | Unleash The Beast | PREMIER BANKCARD PBR SIOUX FALLS PRESENTED BY COOPER TIRES |
| Mar 30, 2025 | João Ricardo Vieira | Ridden | 8.00s | 42.50 | 86.00 | Unleash The Beast | PBR ALBUQUERQUE TY MURRAY INVITATIONAL |
| Mar 29, 2025 | Kaiden Loud | Buckoff | 5.02s | 43.50 | — | Unleash The Beast | PBR ALBUQUERQUE TY MURRAY INVITATIONAL |
| Mar 8, 2025 | Leandro Zampollo | Buckoff | 6.42s | 43.25 | — | Unleash The Beast | PBR LITTLE ROCK |
| Feb 23, 2025 | Mauricio Gulla Moreira | Buckoff | 4.96s | 39.50 | — | Unleash The Beast | MICHELOB ULTRA PBR JACKSONVILLE |
| Feb 22, 2025 | Kaiden Loud | Buckoff | 3.88s | 43.00 | — | Unleash The Beast | MICHELOB ULTRA PBR JACKSONVILLE |
| Jan 25, 2025 | Weslei Ferreira de Jesus (re-ride) | Buckoff | 5.94s | 42.50 | — | Pendleton Whisky Velocity Tour | WALMART HEALTH AND WELLNESS PBR TULSA |
| Jan 22, 2025 | Alan de Souza | Buckoff | 5.60s | 40.50 | — | Pendleton Whisky Velocity Tour | PBR LAST COWBOY STANDING |
| Jan 15, 2025 | Scotty Williams | Buckoff | 1.66s | 39.50 | — | Pendleton Whisky Velocity Tour | DENVER PBR CHUTE OUT AT THE NATIONAL WESTERN STOCK SHOW |
| Jan 14, 2025 | Dustin Herman | Buckoff | 2.00s | 40.50 | — | Pendleton Whisky Velocity Tour | DENVER PBR CHUTE OUT AT THE NATIONAL WESTERN STOCK SHOW |
| Dec 14, 2024 | Keyshawn Whitehorse | Buckoff | 3.67s | 42.50 | — | Unleash The Beast | PBR WICHITA |
| Nov 16, 2024 | Lucas Divino | Ridden | 8.00s | 42.00 | 86.25 | Unleash The Beast | PBR TUCSON |
| Oct 20, 2024 | Lucas Divino | Ridden | 8.00s | 42.75 | 87.75 | PBR Teams | Game 9: #5 Austin Gamblers vs. #1 Kansas City Outlaws |
| Oct 18, 2024 | Kaique Pacheco | Buckoff | 5.37s | 43.25 | — | PBR Teams | Game 1: #6 Missouri Thunder vs. #5 Austin Gamblers |
| Oct 5, 2024 | Elizmar Jeremias | Buckoff | 2.22s | 43.50 | — | PBR Teams | Kansas City Outlaws @ Florida Freedom |
| Sep 26, 2024 | Hudson Bolton | Ridden | 8.00s | 43.00 | 87.50 | PBR Teams | New York Mavericks @ Kansas City Outlaws |
| Sep 8, 2024 | Cort McFadden | Buckoff | 4.09s | 42.25 | — | PBR Teams | Oklahoma Wildcatters @ Florida Freedom |
| Sep 6, 2024 | Brennon Eldred | Ridden | 8.00s | 43.50 | 89.25 | PBR Teams | New York Mavericks @ Kansas City Outlaws |
| Aug 31, 2024 | Adilson Junior | Buckoff | 4.60s | 43.50 | — | PBR Teams | Shootout |
| Aug 30, 2024 | Claudio Montanha Jr. | Buckoff | 5.08s | 42.75 | — | PBR Teams | Texas Rattlers @ Florida Freedom |
| Aug 18, 2024 | Jesse Petri | Buckoff | 3.27s | 43.00 | — | PBR Teams | Shootout |
| Aug 17, 2024 | Eduardo Aparecido | Buckoff | 5.39s | 43.50 | — | PBR Teams | Arizona Ridge Riders @ Nashville Stampede |
| Jul 23, 2024 | Dustin Martinez | Buckoff | 2.47s | 42.50 | — | Challenger Series | CAMPING WORLD PBR LAST COWBOY STANDING- CHEYENNE FRONTIER DAYS |
| Jul 14, 2024 | Briggs Madsen | Ridden | 8.00s | 43.25 | 89.00 | PBR Teams | Kansas City Outlaws @ Missouri Thunder |
| Jul 12, 2024 | Leonardo Castro | Buckoff | 1.81s | 42.50 | — | PBR Teams | New York Mavericks @ Missouri Thunder |
| Jun 28, 2024 | Jett Harkins | Buckoff | 2.41s | 44.00 | — | Challenger Series | Slick Rock Challenge |
Career Milestones
- Jun 28, 2024 Career-high bull score of 44.00 points at Slick Rock Challenge.
- Jun 28, 2024 First recorded out at Slick Rock Challenge.
- Mar 30, 2025 25th recorded out.
- Oct 8, 2026 50th recorded out.
Source: PBR Data API ride records for Margin of Error. Derived figures (matchups, milestones) are calculated by WorldChampionBull from those records. About this data →