The pair had been competing together at the Grand Prix level since early 2019, but recent health issues prompted the decision.
The UEF Charity Foundation released an update indicating that while the need for aid within the country increases, donations are decreasing.
The goal is to produce free horse feed within the country to cut shipping costs, help farmers and horse owners, and provide employment.
The Canadian rider will join Shane Breen, Zoe Conter, Edward Levy, Nina Mallevaey and Fernando Martinez Sommer for the remainder of the season.
Recognize standout contributions to equestrianism in Canada in 2021 by voting for deserving people and horses.
An update on the relief efforts for the Ukrainian equestrian community, what has been done to date and how you can help.
Former Canadian Olympian Ashley Holzer, who took up American citizenship five years ago, tops the North American League with Havanna.
Paul Halpern and Esra claimed victory in the $30,000 Grand Prix with fellow Canuck Chloe Parker grabbing second and third.
Aboard Lieutenant Lobin, Schloss attained some personal best scores, attributing them in part to a new saddle and recent vision therapy.
Dana Cooke placed third in the CCI3*-S riding Quatro; Holly Jacks-Smither and Candy King were 9th in the CCI4*-S division.