Women's Twenty20 Batting and Fielding in Each Season by Jo-Anne Gardner
| Season | | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| 2011 | (England) | 4 | 2 | 1 | 5 | 3* | 5.00 | 0 | 0 | 1 | |
| 2012 | (England) | 4 | 2 | 2 | 7 | 6* | | 0 | 0 | 1 | |
| 2014 | (England) | 6 | 6 | 1 | 71 | 29* | 14.20 | 0 | 0 | 2 | |
| 2015 | (England) | 5 | 5 | 0 | 48 | 38 | 9.60 | 0 | 0 | 0 | |
| 2016 | (England) | 8 | 8 | 2 | 144 | 55* | 24.00 | 0 | 2 | 3 | |
| 2017 | (England) | 8 | 5 | 0 | 28 | 16 | 5.60 | 0 | 0 | 0 | |
| 2018 | (England) | 8 | 7 | 3 | 37 | 14* | 9.25 | 0 | 0 | 3 | |
| 2019 | (England) | 11 | 7 | 2 | 59 | 23 | 11.80 | 0 | 0 | 2 | |
| 2021 | (England) | 17 | 11 | 3 | 137 | 42 | 17.12 | 0 | 0 | 7 | |
| 2022 | (England) | 5 | 5 | 2 | 94 | 41 | 31.33 | 0 | 0 | 2 | |
| 2023 | (England) | 21 | 19 | 6 | 236 | 37* | 18.15 | 0 | 0 | 11 | |
| 2024 | (England) | 19 | 13 | 5 | 279 | 79* | 34.87 | 0 | 1 | 4 | |
| 2025 | (England) | 23 | 20 | 5 | 246 | 64 | 16.40 | 0 | 1 | 6 | |
| 2025-26 | (New Zealand) | 1 | 0 | | | | | | | 0 | |