See pictures from the day
5.
The Duchess of Cambridge strokes an alpaca during a visit to The Ark Open Farm, at Newtownards, near Belfast, where she is meeting with parents and grandparents to discuss their experiences of raising young children for her Early Childhood survey
6.
The Duchess of Cambridge meets members of the public at the Ark Open Farm, in Newtownards, near Belfast, during a visit to meet with parents and grandparents to discuss their experiences of raising young children for her Early Childhood survey
7.
The Duchess of Cambridge meets members of the public at the Ark Open Farm, in Newtownards, near Belfast, during a visit to meet with parents and grandparents to discuss their experiences of raising young children for her Early Childhood survey
8.
Princess Catherine in NI