The Zumbro Endurance Run races are International Trail Running Assocation (ITRA) points qualifying races. The ITRA is the organization that evaluates individual races / courses and awards corresponding points that go towards individual runners points totals, qualifying them for UTMB (Ultra Trail du Mont-Blanc), CCC, TDC, OCC in addition to some other European races. Below you will find corresponding years / race distances and number / type of qualifying points that have been awarded for each Zumbro race finish. Please note that the number of points allotted to a specific Zumbro race distance may change from year to year based on changes to course certification / qualification criteria as decided upon by the ITRA. More information about qualifying for UTMB, CCC, TDC and OCC can be found HERE
https://utmbmontblanc.com/en/page/87/87.html