The world No.1 scored the lowest-ever points for the three-day event's opening discipline.
Jonelle Price and husband Tim have both claimed prestigious wins in 2022.
The daughter of 1998 Olympic medallist Tinks Pottinger is following in mum's footsteps.
Sir Mark Todd's four-month suspension is already behind him.
The eight-time Olympian has already served two months, while the final two months of his ban are suspended.
The British Horseracing Authority suspended the two-time gold medallist last month.
The rider was given a yellow card and disqualified after one event.
Sir Mark Todd competed at eight Olympics, winning two gold medals in three-day eventing.
The incident posted to TikTok falls outside the time-sensitive window needed to charge the New Zealand Olympian.