Heavy Loads and Carbon Fiber

As I continue my search for potential new bicycle candidates, I find my self coming back to a common question. Am I too heavy for a carbon fiber rig? I’ve ridden aluminum (including fork) for the last 15 years and have had no problems with the frame. While riding the last year or so I’ve really put my old bike to the limit because I’m sure it wasn’t designed to carry a 260 pound rider....