Hey @fivestrideline! I have the 722 ST BP - this is the straight load bumper pull that has the door to the smaller dressing room on the nose, rather than flat on the side, right next to the horse compartment door. The 3020lbs is the weight of the empty trailer. The “DR weight” on my spreadsheet is the combined weight of water, hay, feed, tack, and trunks. Hope that makes sense!
Here’s the layout of my trailer (photo):