A method, controller, computer program, and computer program product are provided for determining a health condition of an animal by capturing a thermographic image of at least one portion of the animal and capturing a visible light image of the at least one portion of the animal, the visible light image corresponding to the thermographic image. The method further includes determining at least one surface property of the at least one portion of the animal based on the visible light image, adjusting the thermographic image to compensate for impact of the determined at least one surface property, and determining the health condition of the animal based on the adjusted thermographic image.