The CN Cudworth subdivision ran between Totzke to Cudworth Junction, where it met the CN Tisdale subdivision. In August 2002 the subdivision was leased to Wheatland Rail for 20 years.
The following data is from the October 29, 1978 employee timetable, with earlier data from the October 29, 1972 timetable in italics. The section between mile 0.0 and mile 38.7 was abandoned sometime in the early 1970s.
| Mile | Station | Siding |
| 0.0 | YOUNG JCT junction with CN Watrous sub | – |
| 3.7 | Norco spur | 6.9 miles |
| 11.7 | NEELY | 41 cars |
| 12.7-15.3 | Unless authorized by Superintendent, movements must not be operated between mileage 12.7 and mileage 15.3. | |
| 17.4 | RUTAN | 41 cars |
| 24.1 | MEACHAM | 40 cars |
| 31.4 | PETERSON | 40 cars |
| 38.7 | TOTZKE Junction with CN Aberdeen Sub | 1,400 |
| 46.1 | BREMEN | 1,840 |
| 54.9 | CUDWORTH | 2,240 |
| 65.6 | Non-interlocked crossing of Meskanaw Extension | – |
| 66.4 | WAKAW Junction with CN Meskanaw Sub | 2,340 |
| 76.4 | DOMREMY | 1,940 |
| 82.5 | HOEY | 1,870 |
| 86.4 | ST. LOUIS | 430 |
| 93.9 | RED DEER HILL | 1,870 |
| 108.0 | CUDWORTH JCT. Junction with CN Tisdale sub | – |
In 1978 the maximum speed on the subdivision was 20 MPH. Only CN units 1000-1076 were permitted; these were GMD1s for light rail branches like this. The maximum car weight was 177,000 lbs.
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