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Clemson Feed Ration Calculator

This resource was developed to help livestock producers easily determine the anaysis of a particular feed mix. ( for more)

This tool is for determining nutrition and building mix sheets for specific rations. We also have a tool for generating rations for specific nutrition requirements and feed ingredients. Click link to visit our Feed Ration Optimizer. New

Step 1: General Info

This section optional but recommended if outputs are emailed below.

Step 2: Feedstuff Entry

Note: Scroll table left and right if all columns not visible.
Feed Name
Weight, lb
DM %
CP % 1
TDN % 1
CF % 1
Fat % 1
NEm 1,2
NEg 1,2
NEl 1,2
Ca % 1
P % 1
Source 3,4,5


Step 3: Mix Sheet

Onload feed1_select:
Onload feed2_select:
Onload feed3_select:
Onload feed4_select:
Onload feed5_select:
Onload feed6_select:
Onload feed7_select:
Onload feed8_select:

Optional: Email Ration

APA Citation:
Sell, G. S. and Kirk, K. R. (2021). Clemson Feed Ration Calculator. Clemson University Precision Agriculture. Retrieved from

Feed Ration Calculator
(c) 2021 Clemson University Cooperative Extension

Disclaimer: The Feed Ration Calculator is provided as a free service by Clemson University Cooperative Extension. The accuracy of the calculator is not guaranteed. User assumes all risks and liabilities from its use.

We are dedicated to making this a valuable tool for you. If you have suggestions for bug fixes, additional feedstuffs, or any other improvements, please contact us by email.