Today's AU - Balranald Horse Racing Picks

Workout

A workout is a timed sprint over varying distances prior to a race, meant to get a horse fit enough for competition.

Scratch

A horse is a scratch when injury or other necessity causes it to be withdrawn from the race.

Pari-Mutuel

A pool style wagering system, where all money input through betting is divided among those with winning tickets (save for various deductions by the track operators).