Last with Miami Marlins · C · No longer on a 40-man roster
Rob Brantly has an estimated 3 years and 68 days of major league service time — 3.068 in the notation clubs use, from 584 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2012 | Miami Marlins | 52 | 0.052 | From transactions |
| 2013 | Miami Marlins | 159 | 1.039 | From transactions |
| 2014 | Miami Marlins, Chicago White Sox | 0 | 1.039 | From transactions |
| 2015 | Chicago White Sox | 91 | 1.130 | From transactions |
| 2016 | Seattle Mariners, Cincinnati Reds | 0 | 1.130 | From transactions |
| 2017 | Chicago White Sox | 37 | 1.167 | From transactions |
| 2018 | Cleveland Indians, Philadelphia Phillies | 0 | 1.167 | From transactions |
| 2019 | Philadelphia Phillies | 1 | 1.168 | From transactions |
| 2020 | San Francisco Giants | 14 | 2.010 | From transactions |
| 2021 | New York Yankees | 128 | 2.138 | From transactions |
| 2022 | New York Yankees | 3 | 2.141 | From transactions |
| 2023 | Toronto Blue Jays | 0 | 2.141 | From transactions |
| 2024 | Tampa Bay Rays | 5 | 2.146 | From transactions |
| 2025 | Miami Marlins | 94 | 3.068 | 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.