Well, I presume this was at the gala following the competition - so I don't think there is any particular reason to assume that this is anything other than an EX.
I see a lot of clues.
The duration is what is required for a SP.
The elements of that program is exactly the content required for a SP: 3 jumps (1 axel), 3 spins (layback, flying and change-foot) and a step sq.
The movements before the 3S are clearly introducing a 3Lo.
On her twitter and facebook she made a post saying "Lavori in corso.... " that means "Work in progress..." and a brief video of that program.
https://www.facebook.com/carolinakostner/videos/10157574184165024/
https://twitter.com/msKOSTNER/status/790153952134303744
Maybe I'm wrong but it really looks like a short program.