NZB Standardbred's National Weanling Sale took place at the Karaka Sales Centre on Thursday 25 May 2023.

All weanlings purchased are eligible to be entered for NZB Standardbred’s lucrative Harness Million Sales Race Series. The Series consists of principal two-year-old and three-year-old races for colts and geldings, fillies and trotters individually, where NZB Standardbred graduates can contest for their share in a one million dollar prizepool.