I raise a Hybrid Strain of Laos Red Jungle Fowl. They have blood also of a imported family I got in the mid 1980s. They Breeders I got stock from estimated 80% of pure RJF. The family I raise more in the 60%-70% range.
I raise a family of Red Jungle Fowl. They are Laos RJF Hybridized. I've found by talking to breeders of my strain and the old family I had one hen left. They are probably 70% some percent pure. Pics