After failing to breed my missing album creatures multiple times and waiting for my fails to hatch. I've spent the last 2-3hrs typing up my written notes on earning rates and food cost for all to enjoy.
Note: Food costs are per feed. You need to x5 to get the total food cost.
24/09/2014 Update: Link to latest spreadsheet - https://drive.google.com/file/d/0B-D...it?usp=sharing