| dash to the roundabout | 0.50 km | 2 m | 0.2% |
| Ely Roundabout To Lay-By Top Of Tumble | 5.28 km | 127 m | 2.1% |
| Cowbridge Road West (segment ends b4 Michaelston Rd) | 3.21 km | 55 m | 1.7% |
| Cowbridge Rd West Climb | 3.19 km | 56 m | 1.7% |
| CBRW sprint | 1.12 km | 11 m | 0.9% |
| Cowbridge Rd West - westward | 2.70 km | 62 m | 2.3% |
| grand av 2 B&Q | 2.13 km | 44 m | 2.1% |
| OutofCulver Hill | 1.27 km | 63 m | 4.8% |
| CULVER HILL TO BRIDGE 2 | 1.06 km | 59 m | 5.5% |
| Culver > St Nicholas | 2.56 km | 61 m | 1.8% |
| culver lights to cowbridge turnoff | 10.77 km | 63 m | 0.4% |
| tumble | 1.06 km | 61 m | 5.6% |
| A48 - Culver to Bridgend | 20.91 km | -118 m | -0.3% |
| Culver to Cowbridge | 10.68 km | 60 m | 0.4% |
| Actual Culver Climb | 0.90 km | 59 m | 6.5% |
| Bus Stop to wee stop | 0.85 km | 53 m | 6.2% |
| Descent into St Nicholas | 2.74 km | -39 m | -1.3% |
| Ajax 10 TT - Outbound | 7.99 km | -50 m | -0.2% |
| St. Nich to Cowbridge | 6.45 km | 49 m | 0.2% |
| Ajax 7.4 TT - Outbound | 5.91 km | 45 m | 0.1% |
| Yes: Cheescake | 2.29 km | 49 m | 2.1% |
| Ajax 7.4 TT - First Climb | 1.79 km | 45 m | 2.5% |
| Cowbridge Decent | 3.11 km | -88 m | -2.6% |
| A48 Heading West -- Cowbridge to Bridgend | 10.07 km | -98 m | -0.9% |
| Cowbridge Bypass Descent | 1.31 km | -62 m | -4.7% |
| Cowbridge Bypass Rise | 1.19 km | 43 m | 3.6% |
| Rise to Pentre Meyrick | 0.40 km | 18 m | 4.4% |
| Pentre Meyrick to Bombay (TdG) | 3.38 km | -61 m | -1.4% |
| Crack Descent | 1.25 km | -62 m | -5.0% |
| A48 sprint to fords | 1.80 km | -23 m | -0.8% |
| Up to the Crem | 0.42 km | 25 m | 5.9% |
| 300 - 1 minute Climbs (24m) | 0.39 km | 24 m | 6.0% |
