Perhaps try a "Karkand every other" map cycle where you run 2 rounds of map x, 2 rounds Karkand, 2 rounds of map x+1, 2 round Karkand and so on. I personally would hate it with vengeance but others might not.
When Jalalabad comes perhaps you should have that as start map instead.
When Jalalabad comes perhaps you should have that as start map instead.