Guinness World Record!
The hard training did pay off in the form of a guinness world record.
I hold the record for most stepups in 1 hr with a 40lb packpack on, at 1805 stepups.
Here is a link to the story and I will post pics soon...
http://community.guinnessworldrecords.com/_Most-step-ups-completed-in-one-hour-with-a-40-lb-pack/BLOG/201187/7691.html?widgetId=96696
Arran