DateExpected
Late March 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Pontivy, Morbihan, France
Pontivy, Morbihan
Countdown
March
The long one at Pontivy: 66 km and 2,000 m of climbing, a proper day on the trails but not a mountain slog. Runners who want an ultra without brutal ascent will find it here.
Create a free training plan for the TKB - Trail du Kreiz Breizh 66 km
7-day free trial, no card required
The course
The route
Pontivy
Distance66km
Total climb2,000m
StartElevation
0 kmDrag map to rotate59.8 km
Weather
Late-March, Pontivy
13°CTypical high
5°CTypical low
-3°CColdest in 20 years
41%Days with rain
Highs around 13°C and lows around 5°C, but it has dropped to -3°C. Rain on 41% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Organiser
OrganiserAssociation Trail du Kreiz Breizh
Websitetkb.bzh
Instagram@trail.du.kreizbreizh
Running since2015
Training
Training for the TKB - Trail du Kreiz Breizh 66 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a TKB - Trail du Kreiz Breizh 66 km plan targets
Typical sessions
66 km with 2,000 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Hill reps and vert to prepare the climbs and descents
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your TKB - Trail du Kreiz Breizh 66 km plan.
7-day free trial, no card required.
Other races at TKB - Trail du Kreiz Breizh
More events in March in France
Black Mountain TrailExpected Early March 2027 · Saint-Amans-Soult→Ceven'TrailSat, 6 Mar 2027 · Le Vigan→L'Ultra BaumeExpected Early March 2027 · Cuges-les-Pins→La MassingienneSat, 6 Mar 2027 · Massingy→Marathon de la ToureilleSat, 6 Mar 2027 · Le Vigan→Winter Trail RéallonExpected Early March 2027 · Réallon→
