She was wrapped up warm in a thick raincoat, head scarf and gloves as she joined the party for lunch and then watched the shoot in a field.
Her Majesty was joined by her daughter, Princess Anne and family friend Jackie Stewart.
Prince Philip did not attend either occasion.
The photos come a week after husband Prince Philip was involved in a car crash with a Kia which was carrying two women and a baby.
The two women required medical treatment but the baby was without injuries