This .zip file contains graphic files (in .png format) of each chart and graph in the Economic Research Service report "Carbon Prices and the Adoption of Methane Digesters on Dairy and Hog Farms" (EB-16), published in February 2011. The content and context of these files is as of the publication date of the report. After time, the material may not reflect the current ERS program of work, may be outdated, and/or superseded, so please visit the website to obtain the latest information: www.ers.usda.gov.

Any reuse of these images should include attribution to "Economic Research Service/USDA."

The following inventory lists each of the files in this folder.

File name	Description

(fig01.png)	Figure 1 - Net present value per head for methane digesters on California and Wisconsin dairies using lagoon and pit manure management systems
(fig02.png)	Figure 2 - Number of dairy operations on which digesters have a positive net present value at different carbon offset prices
(fig03.png)	Figure 3 - Total reductions in manure methane emissions from dairy, hogs, and both sectors together at different carbon offset prices 