Here you have some other papers on socio-ecological systems which are field-tested. They have been developed from observed data in two socio-ecological systems. One of them is a rural mountain area
Article Using dynamic sustainability indicators to assess environmen...
Article Tools for sustainability assessment in island socio-ecologic...
Article Dynamic integration of sustainability indicators in insular ...
Article Trade-offs between maintenance of ecosystem services and soc...
Please check out my brook trout index and sustainability statistic. Even though one species is used as an example, both were designed for broader application.