NEWMARKET, UK—The European yearling sales have been hit-or-miss all season and, from a slow beginning, the finale eventually sparked into life as dusk settled, with a number of high-priced lots contributing to a record average for Tattersalls December Yearling Sale of 35,597gns. A fall in clearance rate to 73% from 78% last season meant that the aggregate fell fractionally, with the 117 yearlings sold bringing 4,200,500gns, a drop of 2%. The median was down by 14% at 21,500gns. The green and red silks of Martin and Lee Taylor have already...