| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2010/2011 | Championship (Scotland) | 1 | 30 | 0 | 0 | — | — |
| 2011/2012 | Championship (Scotland) | 6 | — | 0 | 0 | — | — |
| 2012/2013 | Championship (Scotland) | 9 | — | 0 | 0 | — | — |
| 2013/2014 | Championship (Scotland) | 23 | — | 0 | 0 | — | — |
| 2014/2015 | Championship (Scotland) | 25 | 1890 | 2 | 0 | 0.1 | — |
| 2015/2016 | Championship (Scotland) | 25 | — | 2 | 2 | — | — |
| 2016/2017 | Championship (Scotland) | 28 | — | 1 | 0 | — | — |
| 2017/2018 | Premiership | 23 | 1597 | 4 | 0 | 0.23 | — |
| 2017/2018 | Championship (Scotland) | 8 | 720 | 2 | 0 | 0.25 | — |
| 2017/2018 | League One (Scotland) | 4 | 360 | 0 | 0 | 0 | — |
| 2018/2019 | Premiership | 24 | 1553 | 1 | 0 | 0.06 | — |
| 2019/2020 | Championship (Scotland) | 3 | 257 | 0 | 0 | 0 | — |
| 2019/2020 | Premiership | 2 | 67 | 0 | 0 | — | 6.33 |
| 2020/2021 | Premiership | 33 | 2831 | 9 | 3 | 0.38 | 7.02 |
| 2021/2022 | Premiership | 35 | 2888 | 4 | 1 | 0.16 | 6.84 |
| 2022/2023 | Premiership | 24 | 1515 | 1 | 1 | 0.12 | 6.81 |
| 2024/2025 | Premiership | 1 | 18 | 0 | 0 | — | — |
| 2025/2026 | Championship (Scotland) | 7 | 218 | 1 | 0 | 0.41 | 6.44 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-26
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Hibernian | 26 | 6 | 7 | 13 | 1 | 0 | 7 | 0 |
 Rangers | 21 | 0 | 4 | 17 | 0 | 0 | 3 | 0 |
 Livingston | 20 | 9 | 3 | 8 | 2 | 1 | 0 | 0 |
 St. Mirren | 19 | 9 | 5 | 5 | 3 | 0 | 5 | 0 |
 Motherwell | 17 | 8 | 2 | 7 | 2 | 2 | 4 | 0 |
 Celtic | 16 | 1 | 0 | 15 | 0 | 0 | 5 | 0 |
 Aberdeen | 15 | 3 | 9 | 3 | 2 | 1 | 1 | 0 |
 Dundee United | 13 | 2 | 5 | 6 | 2 | 0 | 4 | 0 |
 Falkirk | 12 | 2 | 4 | 6 | 1 | 0 | 1 | 0 |
 Hearts | 11 | 0 | 4 | 7 | 1 | 0 | 3 | 0 |
 St. Johnstone | 11 | 3 | 4 | 4 | 2 | 0 | 1 | 0 |
 Dumbarton | 11 | 4 | 4 | 3 | 1 | 0 | 3 | 0 |
 Kilmarnock | 10 | 3 | 2 | 5 | 1 | 1 | 4 | 1 |
 Queen of the South | 10 | 3 | 2 | 5 | 0 | 0 | 1 | 0 |
 Ross County | 9 | 2 | 4 | 3 | 1 | 0 | 1 | 0 |
 Dundee | 9 | 7 | 1 | 1 | 2 | 0 | 3 | 0 |
 Greenock Morton | 9 | 3 | 2 | 4 | 1 | 1 | 3 | 0 |
 Hamilton Academical | 8 | 4 | 2 | 2 | 2 | 0 | 2 | 0 |
 Alloa Athletic | 7 | 3 | 3 | 1 | 0 | 0 | 2 | 0 |
 Dunfermline Athletic | 6 | 3 | 1 | 2 | 0 | 0 | 1 | 0 |
Across 7 Championship (Scotland) appearances in 2025/2026 (218 minutes), R. Callachan scored 1 goal but did not register an assist — 0.41 goal involvements per 90. Per-match rating over the season: 6.44.
His ratings range from 6.44 (2025/2026) up to 7.02 in 2020/2021, Premiership. Compared with his earlier career average, the last two rated seasons are down by 0.3.
