The registry is a web database program that is used as a studbook to track the history and bloodlines of the Icelandic breed .
In 2000 , WorldFengur was established as the official FEIF registry for Icelandic horses .
The registry is a registry     that is used as a studbook to track the history and bloodlines of the Icelandic breed .
In 2000 , WorldFengur was established as the official FEIF registry for Icelandic horses .