Usage Score
12.4
Player Dossier
2024-2025New Mexico
Brett Karhu
DE • 6'0" • 226 lbs • Frisco, TX, USA
Ball-hunting defenderSplash play profile
Brett Karhu shows a ball-hunting defender profile with 31.3 disruption score.
Efficiency
31.3
Consistency
70.9
Season Value
53.6
Career Arc
Value trend by season
Best season by Season Value: 2025 Postseason · New Mexico
242525
Snapshot
- Career Teams
- 2
- Seasons Tracked
- 3
- Program Path
- Memphis • New Mexico
- Peak Game
- Peak game by takeover score: Nevada
Scouting Read
Best season and peak-game context are pinned here so the rest of the page can stay analytical without losing the headline story.
Brett Karhu, DE. Best season Best season by Season Value: 2025 Postseason · New Mexico. Brett Karhu shows a ball-hunting defender profile with 31.3 disruption score.
Brett Karhu played DE for Memphis and New Mexico. Across 2 tracked seasons, Brett Karhu recorded 30 tackles. His top tracked season came in 2025 with New Mexico.
Player insights
Lead takeaway
Best season by value score: 2025 Postseason
New Mexico paired 25.5 primary output with 31.3 efficiency.
Supporting note
2025 Postseason role shape
impact-led usage with 31.3 efficiency.
Supporting note
Career value stayed steady
2025 Regular Season tracked close to the prior stop by season value score.
Supporting note
Multi-stop career journey
Production spans 2 team stops, with role shifts visible across Memphis, New Mexico.
Supporting note
Peak game by takeover score: Nevada
Win with 4 impact plays across the defensive snap sheet. It landed in the 100th percentile of the selected season.
Analysis workspace
Season Workbench
Filter the strongest season sample, inspect game-level shape, and then drop into the full log without losing the story of the year.
Season Explorer
Understand the selected season before dropping into the full game log.
2025 Postseason · New Mexico
Games
12
Havoc Plays / G
2.1
Efficiency
31.3
Usage
12.4
Consistency
70.9
Best Game by takeover score
Nevada
Hover a point or expand a game row to keep the active game context visible here.
Active game
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Hover or select a game to keep its context visible here without the page shifting around.
Game-by-Game Trend
Follow how the selected stat changes from one game to the next. Spikes mark standout outings, while dips show quieter weeks.
Chronological game order.
Game by game trend chart. Minnesota: 2. Michigan: 2.5. Idaho State: 1.5. New Mexico State: 2. San José State: 1. Boise State: 1.5. Nevada: 4. Utah State: 0. UNLV: 3. Colorado State: 3. Air Force: 3. San Diego State: 2
Volume vs Efficiency
Each dot is a game. Farther right means the player carried more of the workload, and higher means they were more efficient with those chances.
Low volumeHigh quality
High volumeHigh quality
Low volumeLower quality
High volumeLower quality
Volume on the x-axis, quality on the y-axis.
Volume versus efficiency scatter chart. Minnesota: 3 by 32.5. Michigan: 5 by 45.8. Idaho State: 2 by 23.3. New Mexico State: 1 by 24.2. San José State: 1 by 14.2. Boise State: 3 by 27.5. Nevada: 2 by 48.3. Utah State: 1 by 4.2. UNLV: 5 by 50.8. Colorado State: 2 by 38.3. Air Force: 1 by 34.2. San Diego State: 3 by 32.5
Split Comparison
Compare how this player performed across different situations. "Games" shows how many matchups are included in each split.
Wins2.3 · Games = 8 · +0.6 vs Losses
Losses1.8 · Games = 4 · -0.6 vs Wins
Game Log
Dense stat lines with inline explanations and season-linked highlights.
12 games
Featured metric
Havoc Plays
Top game by takeover score
Nevada
Best efficiency game
50.8 vs UNLV
| Result | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Fri 12/26 | @ MinnesotaSplash game | L 17-20 | 3 | 2 | — | 0.50 | 0.50 | — | 1 | — | — |
| Fri 11/28 | vs San Diego StateSplash game | W 23-17 | 3 | 1 | — | 1 | 1 | — | 0 | — | — |
| Sun 11/23 | @ Air ForceSplash game | W 20-3 | 1 | 1 | — | 1 | 1 | — | 0 | — | — |
| Sat 11/15 | vs Colorado StateSplash game | W 20-17 | 2 | 1 | — | 1 | 1 | — | 1 | — | — |
| Sat 11/1 | @ UNLVSplash game | W 40-35 | 5 | 3 | — | 1 | 1 | — | 0 | — | — |
| Sat 10/25 | vs Utah State | W 33-14 | 1 | 1 | — | 0 | 0 | — | 0 | — | — |
| Sun 10/19 | vs NevadaSplash game | W 24-22 | 2 | 2 | — | 2 | 1 | — | 0 | — | — |
| Sun 10/12 | @ Boise State | L 25-41 | 3 | 1 | — | 1.50 | 0 | — | 0 | — | — |
| Sat 10/4 | @ San José State | L 28-35 | 1 | 1 | — | 0 | 0 | — | 0 | — | — |
| Sat 9/27 | vs New Mexico StateSplash game | W 38-20 | 1 | 1 | — | 1 | 1 | — | 0 | — | — |
| Sat 9/6 | vs Idaho State | W 32-22 | 2 | 0 | — | 0.50 | 0 | — | 0 | — | — |
| Sat 8/30 | @ MichiganSplash game | L 17-34 | 5 | 3 | — | 1.50 | 1 | — | 0 | — | — |
Career Arc
Track team changes, role shifts, and season-to-season movement.
- 1
Memphis
2024
Opening stop
- 2
New Mexico
2025
Final stop
Season Value Progression
202420252025
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2024 Regular Season | Memphis | 1 | 7.1 | 1.8 | — |
| 2025 Postseason | New Mexico | 25.5 | 31.3 | 12.4 | 24.5 |
| 2025 Regular Season | New Mexico | 25.5 | 31.3 | 12.4 | 0 |
Signature Performances
Top Games
#1 Featured game
Nevada
Win with 4 impact plays across the defensive snap sheet.
4
Primary metric
4 disruption/tackle impact with 58.4 takeover score.
#2
UNLV
3
Primary metric
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 46.8 takeover score.
#3
Michigan
2.5
Primary metric
Loss with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 45.7 takeover score.
#4
Colorado State
3
Primary metric
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 40.3 takeover score.
#5
Air Force
3
Primary metric
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 39.8 takeover score.
Top Seasons
#1 Season by Season Value
2025 Postseason · New Mexico
25.5 primary output · 31.3 efficiency · 12.4 usage
53.6
#2
2025 Regular Season · New Mexico
53.6
25.5 primary · 31.3 efficiency · 12.4 usage
#3
2024 Regular Season · Memphis
15.7
1 primary · 7.1 efficiency · 1.8 usage
Milestones
0
Impact games
8
Splash games
0
10+ tackle games
Bio, Recruit, and Data Context
Career Facts
2
Career teams
3
Seasons tracked
30
Career Tackles
Data Context
Coverage spans 3 tracked seasons, 14 games, and SP opponent-strength context when available. Derived metrics fall back to raw production when share or rating context is missing.
Next best actions
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