Students will compete at the St Carthage's Swimming Trials based in their age division, except for the 100m Freestyle and 200m IM. The 100m Freestyle and 200 IM will be split into Juniors (7-9yrs) and Seniors (10-12yrs). Times from each race will be used to select the St Carthage's Swimming Squad that will compete at the Richmond Zone Swimming Carnival. At the Richmond Zone Swimming Carnival the events and the ages (2022) are as follows:
- 100m Freestyle (Opens - All ages)
- 50m Freestyle (8, 9, 10, 11, 12, 13yrs)
- 50m Freestyle Relay & 200m IM (Junior 8-10yrs / Senior 11-13yrs)
- 50m Backstroke, Butterfly, Breaststroke (Junior 8-10yrs, 11yrs, Senior 12-13yrs)