NSC amounts. Here's where you can find some of them online for feeds available in New England. Nutrena has many of them now listed on the individual guaranteed analysis of each feed at their website.
Blue Seal:
http://www.chronofhorse.com/forum/attachment.php?attachmentid=36354&d=1344344733
Triple Crown:
http://www.triplecrownfeed.com/article/horsenutrition-carbohydrates-in-equine-nutrition-horse-nutrition
Poulin:
http://www.poulingrain.com/resources/Poulin_Horse_Feed_Carbohydrate.pdf
