Not sure if you are still working on this, but thought I mention it anyways. The new 1.11 patch changed a lot of heavy armor's defence and weight values. Naiyt from Mugenmonkey has made list of changes [here](https://www.reddit.com/r/darksouls3/comments/618wq3/exact_updated_values_for_all_armor_changes_and/) Hope this helps!
Not sure if you are still working on this, but thought I mention it anyways.
The new 1.11 patch changed a lot of heavy armor's defence and weight values.
Naiyt from Mugenmonkey has made list of changes here
Hope this helps!