Back Jack
Career snapshot
62Outs
49Buckoffs
80.0%Buckoff %
42.75Avg bull score
45.00High score
145+ outs
3.13sAvg buckoff time
9Best streak
Career average on the 50-point bull scale42.75
Career Shape
62 scored outs36.7%Buckoffs under 3s
18.4%Riders dumped after 6s
±1.08Score 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2024 | Challenger Series | 1079 | 3 | 0 | 100.0% | 40.17 | 40.50 | 0 | 40.17 |
| 2023 | PBR Team Series | 138 | 3 | 1 | 66.7% | 43.00 | 43.25 | 0 | 43.00 |
| 2023 | Unleash The Beast | 85 | 15 | 6 | 60.0% | 42.43 | 43.50 | 0 | 43.09 |
| 2022 | PBR Team Series | 182 | 4 | 2 | 50.0% | 42.81 | 43.50 | 0 | 42.81 |
| 2022 | Unleash The Beast | 84 | 15 | 3 | 80.0% | 43.28 | 44.25 | 0 | 43.69 |
| 2021 | Unleash The Beast | 243 | 7 | 1 | 85.7% | 42.82 | 43.75 | 0 | 42.82 |
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 Back Jack at least twice.
| Rider | Meetings | Rides | Buckoffs | Avg bull score | Best bull score | Best ride |
|---|---|---|---|---|---|---|
| Chase Dougherty | 3 | 1 | 2 | 43.58 | 44.00 | 89.00 |
| João Henrique Lucas | 2 | 1 | 1 | 43.50 | 43.75 | 88.75 |
| Cooper Davis | 2 | 2 | 0 | 43.50 | 43.75 | 89.75 |
| Dalton Kasel | 2 | 0 | 2 | 43.13 | 43.50 | — |
| Alex Cardozo | 2 | 0 | 2 | 43.13 | 43.75 | — |
| Eduardo Aparecido | 2 | 2 | 0 | 43.13 | 43.25 | 87.75 |
| Derek Kolbaba | 2 | 1 | 1 | 43.00 | 43.25 | 86.00 |
| Rafael dos Santos | 2 | 2 | 0 | 42.63 | 43.00 | 88.25 |
| Manoelito de Souza Junior | 2 | 0 | 2 | 42.50 | 43.25 | — |
| Kaique Pacheco | 2 | 1 | 1 | 42.50 | 43.00 | 86.00 |
| Silvano Alves | 2 | 0 | 2 | 42.38 | 42.50 | — |
Ride History
62 recorded outs| Date | Rider | Result | Time | Bull score | Ride score | Series | Event |
|---|---|---|---|---|---|---|---|
| Jul 19, 2024 | Bill Henry (re-ride) | Buckoff | 4.00s | 39.50 | — | Challenger Series | Thunder on Hooves |
| Jun 8, 2024 | Jason Landing | Buckoff | 6.53s | 40.50 | — | Challenger Series | Do Deadwood - Deadwood PBR |
| Jun 7, 2024 | Leandro Machado | Buckoff | 3.14s | 40.50 | — | Challenger Series | Do Deadwood - Deadwood PBR |
| Oct 8, 2023 | Trey Kimzey | Buckoff | 1.94s | 42.50 | — | PBR Teams | Arizona Ridge Riders @ Carolina Cowboys |
| Sep 30, 2023 | Jesse Petri | Buckoff | 3.17s | 43.25 | — | PBR Teams | Missouri Thunder @ Arizona Ridge Riders |
| Sep 9, 2023 | Dalton Davis (re-ride) | Buckoff | 2.06s | 41.50 | — | Challenger Series | PBR TRI-CITIES CLASSIC |
| Sep 8, 2023 | Ednei Caminhas | Buckoff | 2.11s | 40.50 | — | Challenger Series | PBR TRI-CITIES CLASSIC |
| Jul 25, 2023 | Cooper Davis | Ridden | 8.00s | 43.25 | 88.50 | PBR Teams | Carolina Cowboys @ Arizona Ridge Riders |
| Jun 17, 2023 | Alvaro Ariel | Buckoff | 2.58s | 42.50 | — | Challenger Series | Dakota Community Bank & Trust Bismarck PBR Bull Riding Challenge |
| Jun 16, 2023 | Brady Fielder | Buckoff | 6.47s | 42.00 | — | Challenger Series | Dakota Community Bank & Trust Bismarck PBR Bull Riding Challenge |
| Apr 23, 2023 | Silvano Alves | Buckoff | 4.68s | 42.50 | — | Unleash The Beast | PBR ARIAT INVITATIONAL PRESENTED BY COOPER TIRES |
| Apr 20, 2023 | Manoelito de Souza Junior | Buckoff | 2.36s | 41.75 | — | Unleash The Beast | PBR GREAT NORTHWEST INVITATIONAL |
| Apr 15, 2023 | Rafael Jose de Brito | Buckoff | 5.73s | 42.25 | — | Unleash The Beast | PBR WRANGLER INVITATIONAL PRESENTED BY COOPER TIRES |
| Apr 8, 2023 | Kaique Pacheco | Buckoff | 4.76s | 43.00 | — | Unleash The Beast | PBR GEM STATE BUCKING BATTLE PRESENTED BY COOPER TIRES |
| Mar 26, 2023 | Cassio Dias | Buckoff | 4.50s | 43.00 | — | Unleash The Beast | PBR TY MURRAY INVITATIONAL PRESENTED BY THE DOWNS RACETRACK & CASINO |
| Mar 24, 2023 | Eli Vastbinder | Buckoff | 3.64s | 41.25 | — | Unleash The Beast | PBR TY MURRAY INVITATIONAL PRESENTED BY THE DOWNS RACETRACK & CASINO |
| Feb 26, 2023 | Manoelito de Souza Junior | Buckoff | 2.61s | 43.25 | — | Unleash The Beast | PBR SoCal SHOWDOWN |
| Feb 18, 2023 | Kaique Pacheco | Ridden | 8.00s | 42.00 | 86.00 | Unleash The Beast | PBR KUBOTA EMERALD CHUTE OUT |
| Feb 17, 2023 | Chase Dougherty | Ridden | 8.00s | 43.25 | 89.00 | Unleash The Beast | PBR KUBOTA EMERALD CHUTE OUT |
| Feb 5, 2023 | Tyler Manor | Ridden | 8.00s | 43.25 | 87.75 | Unleash The Beast | PBR WRANGLER LONG LIVE COWBOYS CLASSIC |
| Feb 3, 2023 | Marcelo Procopio Pereira | Buckoff | 2.69s | 40.75 | — | Unleash The Beast | PBR WRANGLER LONG LIVE COWBOYS CLASSIC |
| Jan 14, 2023 | Dakota Louis | Ridden | 8.00s | 41.25 | 84.75 | Unleash The Beast | PBR TRACTOR SUPPLY CO. INVITATIONAL |
| Jan 13, 2023 | Derek Kolbaba | Ridden | 8.00s | 42.75 | 86.00 | Unleash The Beast | PBR TRACTOR SUPPLY CO. INVITATIONAL |
| Dec 18, 2022 | Austin Richardson | Buckoff | 4.49s | 43.50 | — | Unleash The Beast | PBR MANCHESTER INVITATIONAL |
| Dec 4, 2022 | Marcus Mast | Ridden | 8.00s | 42.75 | 87.50 | Unleash The Beast | PBR ST. LOUIS INVITATIONAL PRESENTED BY COOPER TIRES |
| Oct 16, 2022 | João Henrique Lucas | Ridden | 8.00s | 43.25 | 88.75 | PBR Teams | Carolina Cowboys @ Nashville Stampede |
| Oct 15, 2022 | Rafael dos Santos | Ridden | 8.00s | 43.00 | 88.25 | PBR Teams | Austin Gamblers @ Kansas City Outlaws |
| Sep 10, 2022 | Tracer Croy | Buckoff | 1.31s | 41.50 | — | Challenger Series | PBR TRI-CITIES CLASSIC |
| Aug 6, 2022 | Dustin Martinez (re-ride) | Buckoff | 6.19s | 43.50 | — | PBR Teams | Nashville Stampede @ Kansas City Outlaws |
| Jul 25, 2022 | Eduardo Aparecido (re-ride) | Buckoff | 6.70s | 41.50 | — | PBR Teams | Arizona Ridge Riders @ Austin Gamblers |
| May 20, 2022 | Alex Cardozo | Buckoff | 5.45s | 43.75 | — | Unleash The Beast | PBR WORLD FINALS: UNLEASH THE BEAST |
| May 15, 2022 | Eduardo Aparecido | Ridden | 8.00s | 43.00 | 87.50 | Unleash The Beast | PBR WORLD FINALS: UNLEASH THE BEAST |
| May 1, 2022 | Elijah Mora | Buckoff | 1.24s | 43.50 | — | Unleash The Beast | PBR COOPER TIRES INVITATIONAL PRESENTED BY ARIAT |
| Apr 30, 2022 | Dalton Kasel | Buckoff | 2.06s | 43.50 | — | Unleash The Beast | PBR COOPER TIRES INVITATIONAL PRESENTED BY ARIAT 15/15 BUCKING BATTLE |
| Apr 22, 2022 | Dener Barbosa | Buckoff | 3.73s | 43.00 | — | Unleash The Beast | PBR ZIPRECRUITER INVITATIONAL PRESENTED BY COOPER TIRES 15/15 BUCKING BATTLE |
| Apr 10, 2022 | Taylor Toves | Buckoff | 6.64s | 43.25 | — | Unleash The Beast | PBR WRANGLER INVITATIONAL PRESENTED BY COOPER TIRES |
| Apr 9, 2022 | Alex Cardozo | Buckoff | 4.60s | 42.50 | — | Unleash The Beast | PBR WRANGLER INVITATIONAL PRESENTED BY COOPER TIRES |
| Apr 6, 2022 | Clayton Sellars | Buckoff | 3.84s | 43.50 | — | Unleash The Beast | PBR EVERETT INVITATIONAL |
| Mar 26, 2022 | Luciano De Castro | Buckoff | 3.92s | 42.00 | — | Unleash The Beast | PBR TY MURRAY INVITATIONAL PRESENTED BY THE DOWNS RACETRACK AND CASINO 15/15 BUCKING BATTLE |
| Mar 12, 2022 | Eduardo Aparecido | Ridden | 8.00s | 43.25 | 87.75 | Unleash The Beast | PBR U.S. BORDER PATROL INVITATIONAL PRESENTED BY COOPER TIRES |
| Mar 5, 2022 | Cannon Cravens (re-ride) | Buckoff | 2.97s | 44.00 | — | Global Cup | PBR GLOBAL CUP PRESENTED BY MONSTER ENERGY |
| Feb 19, 2022 | João Henrique Lucas | Buckoff | 6.50s | 43.75 | — | Unleash The Beast | PBR TICKETSMARTER INVITATIONAL PRESENTED BY COOPER TIRES |
| Jan 30, 2022 | Cooper Davis | Ridden | 8.00s | 43.75 | 89.75 | Unleash The Beast | PBR WRANGLER LONG LIVE COWBOYS CLASSIC PRESENTED BY BASS PRO SHOPS |
| Jan 29, 2022 | Bob Mitchell (re-ride) | Buckoff | 3.44s | 42.25 | — | Unleash The Beast | PBR WRANGLER LONG LIVE COWBOYS CLASSIC PRESENTED BY BASS PRO SHOPS |
| Jan 15, 2022 | Chase Dougherty | Buckoff | 2.19s | 44.00 | — | Unleash The Beast | PBR TRACTOR SUPPLY CO. INVITATIONAL |
| Jan 1, 2022 | Mauricio Gulla Moreira | Buckoff | 1.73s | 44.25 | — | Unleash The Beast | PBR MONSTER ENERGY INVITATIONAL |
| Nov 7, 2021 | Fernando Henrique Novais | Buckoff | 7.85s | 42.00 | — | Unleash The Beast | PBR WORLD FINALS: UNLEASH THE BEAST |
| Nov 3, 2021 | Andrew Alvidrez | Buckoff | 5.50s | 43.75 | — | Unleash The Beast | PBR WORLD FINALS: UNLEASH THE BEAST |
| Sep 18, 2021 | Cody Casper | Buckoff | 4.77s | 44.00 | — | Pendleton Whisky Velocity Tour | BUCKIN' AT THE ROCK |
| Sep 4, 2021 | Corey Dryden | Buckoff | 3.46s | 42.50 | — | Touring Pro Division - USA | Central Texas State Fair |
| Aug 14, 2021 | Rafael dos Santos | Ridden | 8.00s | 42.25 | 87.00 | Unleash The Beast | PBR BAD BOY MOWERS MOWDOWN |
| Jul 31, 2021 | Cole Melancon | Buckoff | 3.58s | 43.50 | — | Unleash The Beast | PBR EXPRESS RANCHES CLASSIC PRESENTED BY PIT BOSS |
| May 22, 2021 | Justin Houston | Buckoff | 5.14s | 43.50 | — | Pendleton Whisky Velocity Tour | SIOUX CITY CLASSIC |
| May 21, 2021 | Thor Hoefer II | Buckoff | 1.64s | 44.50 | — | Pendleton Whisky Velocity Tour | SIOUX CITY CLASSIC |
| Apr 30, 2021 | Lucas Fideles Souza | Buckoff | 1.58s | 43.00 | — | Pendleton Whisky Velocity Tour | BUC DAYS PBR CHUTE OUT PRESENTED BY COASTAL BEND CHEVY DEALERS |
| Mar 20, 2021 | Silvano Alves | Buckoff | 6.97s | 42.25 | — | Unleash The Beast | PBR CATERPILLAR CLASSIC |
| Mar 5, 2021 | Chase Dougherty | Buckoff | 4.00s | 43.50 | — | Touring Pro Division - USA | Abilene PBR |
| Feb 26, 2021 | Derek Kolbaba | Buckoff | 5.38s | 43.25 | — | Unleash The Beast | PBR CAN-AM INVITATIONAL |
| Feb 13, 2021 | Dalton Kasel | Buckoff | 6.35s | 42.75 | — | Unleash The Beast | PBR BUILT FORD TOUGH INVITATIONAL PRESENTED BY COOPER TIRES |
| Jan 15, 2021 | Cody Nance (re-ride) | Buckoff | 2.62s | 42.00 | — | Touring Pro Division - USA | Rainsville Bull Bash |
| Jan 2, 2021 | Logan Biever (re-ride) | Buckoff | 2.28s | 45.00 | — | Touring Pro Division - USA | Cowtown Classic |
| Nov 7, 2020 | Devon Weaver | Buckoff | 2.80s | 44.00 | — | Pendleton Whisky Velocity Tour | 2020 PWVT VELOCITY TOUR FINALS PRESENTED BY FIRST PREMIER BANK AND PREMIER BANKCARD |
Career Milestones
- Nov 7, 2020 First recorded out at 2020 PWVT VELOCITY TOUR FINALS PRESENTED BY FIRST PREMIER BANK AND PREMIER BANKCARD.
- Jan 2, 2021 Career-high bull score of 45.00 points at Cowtown Classic.
- Jan 2, 2021 First 45-point out (45.00).
- Apr 6, 2022 25th recorded out.
- Apr 15, 2023 50th recorded out.
Source: PBR Data API ride records for Back Jack. Derived figures (matchups, milestones) are calculated by WorldChampionBull from those records. About this data →