The Health and Safety Executive have produced an information sheet which provides advice for those responsible for premises where members of the public, including children, are encouraged to view, touch or pet animals. You can find the document and other useful information from the following link:

AIS 23 Guidance Document

Dissertation on Care Farming 

Dissertation by Simon Robert King on which three areas do care farm clients on a range of care farms find the most beneficial part of their experience - the social aspect, working in a farm environment or carrying out manual tasks with tangible outcomes?

Care Farming Dissertation