The Breton Subdivision is 29 miles in length beginning in Leduc and ending near Sunnybrook, AB. The only somewhat regular movements are to/from Liquids Transloading near Calmar.
| Station Name | Mile |
|---|---|
| Leduc JCT with CPKC Leduc Sub |
0.0 |
| Calmar | 11.3 |
| Thorsby | 21.0 |
| Sunnybrook | 28.0 |
| End of Track | 29.0 |

