Man, thats ugly. So at a nominal $100/BTCP, a 1080ti would be making maybe $3.20/day. Totally not worth it!
Is there a mining calculator? I can't even find the difficulty level right now, doesn't seem to be a block explorer out there.
The difficulty you can see here at this pool:
http://btcpmine.org/statsAt the moment it is at Difficulty: 402767.2676036526