Colour Index

Colour Index is a 5-year-old filly from Japan, trained by Tetsuya Nagase. She is the offspring of the stallion Harbinger and the mare Colorful Blossom. Throughout her career, Colour Index has achieved two race victories. Her most notable win occurred on November 17, 2022, at Sonoda, where she was ridden by Toyokazu Tano and secured a significant prize of $1,197,001, defeating Criniere Grace.