Data from SRM
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When removing the warm-up and neutral zone, Durbridge averaged 309W, or 3.98W/kg and burned 5101 calories.
The day started hard with Durbridge setting his Peak One Hour Power of 364W, or 4.64W/kg in the first hour while climbing the Category 1 Port d'Envalira. His Intensity Factor® (IF®) for that hour was .91, meaning he held 91% of his Functional Threshold Power (FTP) for that hour.
Durbridge bridged up to a small breakaway to make an elite front group including team mates Michael Matthews and Daryl Impey. He spent 120km in the break and had a Normalized Power® (NP®) of 330W while averaging 45.2kph (28mph).
Near the end of the stage, Durbridge responded to an attack by Team Tinkoff rider Peter Sagan. To cover the attack, Durbridge put out his Peak 5 Second Power of 918W, or 11.7W/kg at 58.3kph (26mph).
Amazingly, from that attack onward, Durbridge put out his Peak 20 Minute Power of 398W, or 5.07W/kg and averaged 96rpm.
For the entire stage, Durbridge had a Training Stress Score® (TSS®) of 303 and an IF of .82.