Chopper is a simple web based tool developed by
to assist users to subset raster data available on the TERN-AusCover FTP server. Information on the products can be found on the TERN-AusCover XWiki Product Page
To request data select a rectangle around your area of interest on the map and submit the required details in the form. You will receive an email when your data is available for download. (Be sure to check your junk email if you don't receive one.)
Some larger datasets take awhile to process. To minimise your processing time be sure to specify the correct time period you are interested in and select the minimum area required to cover your site.