Last with Colorado Rockies · C · No longer on a 40-man roster
Dustin Garneau has an estimated 3 years and 153 days of major league service time — 3.153 in the notation clubs use, from 669 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2015 | Colorado Rockies | 47 | 0.047 | From transactions |
| 2016 | Colorado Rockies | 76 | 0.123 | From transactions |
| 2017 | Colorado Rockies, Oakland Athletics | 103 | 1.054 | From transactions |
| 2018 | Chicago White Sox | 4 | 1.058 | From transactions |
| 2019 | Los Angeles Angels, Oakland Athletics | 70 | 1.128 | From transactions |
| 2020 | Houston Astros | 172 | 2.128 | From transactions |
| 2021 | Detroit Tigers | 172 | 3.128 | From transactions |
| 2022 | Detroit Tigers | 25 | 3.153 | From transactions |
172 days credit a full year, so a season adds at most 1.000 no matter how long a player is on a roster. 3.000 years reaches salary arbitration and 6.000 reaches free agency —
what every threshold unlocks.
This figure is an estimate reconstructed from public roster
transaction records. It is not an official MLB or MLBPA figure — those are
not published. See the
methodology.
Last updated 2026-10-12.
Independent project, not affiliated with or endorsed by Major League
Baseball or the MLBPA.