Score your grange display before the fair: category coverage, quality tiers, and the nine-item cap computed with the game's rules. Swap items live and watch the score change.
14 participation points + (2 × item count − 9) + 5 points per category (maximum 30) + item points. First place: 90; second: 75; third: 60. Normal, Silver and Gold items cap at 6 points; Iridium caps at 8. Assumes 100% profit margin and no profession sale bonuses.