According to this website, stairs are not safe for pot-bellied pigs
. Can you install a ramp, Marko? They can also get as big as 250lbs
.
http://www.pigs4ever.com/PotBelliedPigInfo/FAQs.htm
If you're interested, I know someone who has a 5 month old for adoption...she's in Montreal and has leash-trained/socialized him. Let me know if you'd like to meet him
.