The royal, 20, who is 16th in line to the throne, has been spotted getting stuck in at the Berkshire event - where her parents are also in attendance as spectators.
Lady Louise Windsor attended the Royal Windsor Horse Show with her mum and dad, the Duke and Duchess of Edinburgh. It comes a day after King Charles was seen in good spirits at the event
The royal, 20, who is 16th in line to the throne, has been spotted getting stuck in at the Berkshire event - where her parents are also in attendance as spectators.