So according to Strava the whole gc group did a VAM of just over 1700 on the penultimate climb today (a bit higher for Poole and Storer) for 36min 20sec (gc group), for an 8.2% climb that's a high number for such a large group!
Source: https://www.strava.com/segments/39003858?filter=overall
Source: https://www.strava.com/segments/39003858?filter=overall