High electricity cost -> What to mine / options?

[kiver]

.25 cent per kw is pretty high i would testing some algorithem with undervolting your gpus which will be  less cost in electricity i will provide with topics for undervolting gpus you could check out

https://bitcointalk.org/index.php?topic=1852812.0

https://www.reddit.com/r/EtherMining/comments/4xyloo/150200mhash_mining_rig_focus_on_low_electricity/
Check both topics and search further you will get what you need best of luck