I am not aware of a Cook's Country index.
Thanks for the update!I've updated the index to include the September/October and November/December 2022 issues.
When you subscribe to the America's Test Kitchen website you can access many of these recipes, but not all. The ATK subscription also has tutorials, equipment and product reviews. As one poster noted, some of those recipes have been updated/changed. This is a wonderful tool. I can now put my CI hard copies in a notebook. Thanks to all that helped create this index.This represents a lot of work for several people. Not being a subscriber to Cook's Illustrated I have not found these recipes on their website. Is there a place on the internet that has these recipes and tutorials?