When you register on the Stonyfield website (note that you have to register, not just sign up for emails), you will gain access to their printable coupons.
They are refreshed so that you can print them out once a month.
The current coupons include:
$0.50/1 32 oz. Stonyfield Organic Yogurt
$0.50/1 16 oz. Oikos Organic Greek Yogurt
$0.50/1 Multi-Pack YoBaby Organic Whole Milk Yogurt
$0.50 1/2 Gallon Stonyfield Organic Milk
And many more…
Thanks, Natural on a Budget.