Welcome to the Nutrient Tracking Tool (NTT) – a tool to estimate nutrient and sediment losses from crop and pasture. NTT was developed by the Texas Institute for Applied Environmental Research (TIAER) at Tarleton State University with funding and technical support from USDA’s Office of Environmental Markets.

Related Tools


Comprehensive Economic Environmental Optimization Tool (CEEOT) is a stand-alone watershed-scale tool. CEEOT evaluates the economic and environmental impacts of conservation practices at the farm and watershed scales. Please visit http://tiaer.tarleton.edu/modeling-analysis/applications_tools.html for more information.


Nutrient Tracking Tool (NTT) is the basic version and is designed for common users including the producers and Nutrient Market Trading program participants. Go to NTT


NTT v.2 is the previous version of NTT and is still accessible to users. Go to NTT v.2.