Uh, I'll have to ask the missus to spit it out next time so we can measure volume.
If you're seriously measuring distance, I definitely don't want to borrow your yardstick. Lol.
OK, puns out of the way, volume may slightly decrease, but orgasm intensity should drastically increase. This would cause a stronger contraction of your prostate among other muscles - giving you a greater chance at hitting that field goal. HCG helps, but I couldn't tell you by how much as I'd have some serious explaining to do if the warden... Errr, my wife found measuring cups in the bathroom.
My .02c