Jernias Tafia is a defensive lineman at Colorado State who has not played in Colorado State's 8 games this season; the last season with a stat line was 2025.
Colorado State lists 23 defensive linemen this season.
Colorado State is 3-5. Next: vs Boise State, Sat Nov 7.
Controls the point of attack and doesn't move. The three seasons span two programs and three head coaches: Jake Dickert, Jay Norvell and Tyson Summers. On tape: 5 tackles against Hawai'i, Week 8, 2025.
Play style
The heaviest frame on the interior. Sack production is intentionally not the point of this profile.
Activity vs finishing · season enumeration
What the box score actually says
28 tackles. 1 pass defended. 0 interceptions. 0.5 TFL.
Counts only, never a rate — splash-event sample sizes this small (interceptions, pass breakups, TFL) are noise as a rate and signal only as a tally.
Closest statistical matches, adjusted for opponent strength.
Swipe the table sideways for more columns.
| Season | Team | |||||
|---|---|---|---|---|---|---|
| 2025 | Colorado State | 28 | 8 | 0.5 | 0.0 | 1 |
| 2024 | Colorado State | 13 | 2 | 0.0 | 0.0 | -- |
| 2023 | Washington State | 4 | 1 | 0.0 | 0.0 | -- |
| Career | 45 | 11 | 0.5 | 0.0 | 1 |
Game log · Week-by-week
2025 season · 12 games
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| Wk | Opp | TKL | SOLO | TFL | SACK | INT | PD | Note |
|---|---|---|---|---|---|---|---|---|
| Wk 1 | L 21-38@ Washington | 2 | 0 | 0.5 | 0.0 | — | 0 | |
| Wk 2 | W 21-17vs Northern Colorado | 1 | 0 | 0.0 | 0.0 | — | 0 | |
| Wk 4 | L 16-17vs UTSA | 2 | 0 | 0.0 | 0.0 | — | 0 | |
| Wk 5 | L 3-20vs Washington State | 3 | 0 | 0.0 | 0.0 | — | 0 | |
| Wk 6 | L 24-45@ San Diego State | 2 | 1 | 0.0 | 0.0 | — | 0 | |
| Wk 7 | W 49-21vs Fresno State | 0 | 0 | 0.0 | 0.0 | — | 1 | |
| Wk 8 | L 19-31vs Hawai'i | 5 | 1 | 0.0 | 0.0 | — | 0 | Season-high 5 tackles |
| Wk 9 | L 0-28@ Wyoming | 3 | 0 | 0.0 | 0.0 | — | 0 | |
| Wk 11 | L 10-42vs UNLV | 3 | 1 | 0.0 | 0.0 | — | 0 | |
| Wk 12 | L 17-20@ New Mexico | 3 | 2 | 0.0 | 0.0 | — | 0 | |
| Wk 13 | L 21-49@ Boise State | 3 | 3 | 0.0 | 0.0 | — | 0 | |
| Wk 14 | L 21-42vs Air Force | 1 | 0 | 0.0 | 0.0 | — | 0 | |
| Total | 28 | 8 | 0.5 | 0.0 | — | 1 |
Where his impact shows up on the stat sheet
TFL rate
2%0 TFLSack rate
0%0 sacksHurry rate
0%0 hurries28 tackles · 0.5 for loss.
Splits · Per-game
2025 season · 12 games
Home vs Road
| TKL/g | TFL/g | SACK/g | PD/g | |
|---|---|---|---|---|
| Home7g | 2.1 | 0.0 | 0.0 | 0.1 |
| Road5g | 2.6 | 0.1 | 0.0 | 0.0 |
First half vs Second half
| TKL/g | TFL/g | SACK/g | PD/g | |
|---|---|---|---|---|
| Weeks 1-76g | 1.7 | 0.1 | 0.0 | 0.2 |
| Weeks 8+6g | 3.0 | 0.0 | 0.0 | 0.0 |
Supporting cast · Scheme
Staff and system around the player
Head Coach
Tyson Summers
Pass share
52.1%
393 pass / 362 run
Plays / game
62.9
12 games
Team sack rate
7.9%
442 dropbacks · PBP
Scheme: Balanced.
Player standing · 2025
Fewer tackles a game than most FBS defensive linemen who play every week.
Recognition
Production · CFB Zeitgeist Score
Three-star recruit. Now #247 at the position.
2026 outlook
Outside shot for All-Pac-12
Based on 2025: #24 of 35 Mountain West DLs — his program moves to the Pac-12 for 2026
A base rate for the rank, not a forecast of this player: 15% of returning players who ranked #21 or lower at their position in their conference made an all-conference team the next season (95% confidence interval 13–17%). It was measured on players who stayed in the same conference and is not adjusted for the move to the Pac-12.
Four or fewer games in the first season, then ten or more.
Coaching lineage · 2021–2026
5 coachesPlayed for 5 head coaches at 2 schools: Nick Rolovich, Jake Dickert, Jay Norvell, Tyson Summers and Jim Mora.
