Kevin Summers

Kevin Summers

Head Stockman


Charlotte Heavisides

Charlotte Heavisides

Laboratory Manager


Charlotte has worked in the field of artificial reproduction and breeding for over 15 years. Prior to joining UK Sire Services, she worked in IVF clinics in the Harley Street district. She has now become a Bovine Reproductive Science specialist and has visited many AI centres internationally in addition to attending specialist conferences and training programmes.

Gaynor Cumming

Gaynor Cumming

Veterinary Surgeon


Supporting the work on the stud, in the laboratory and at the Store are two of the industry’s most experienced veterinary surgeons, Gaynor and Ian Cumming.

Gaynor has a wealth of experience having been involved cattle AI for over 20 years. In addition to supervising all aspects of semen production, processing and storage, she is responsible for ensuring that both the Stud and Store sites are run in accordance with all the relevant regulations.

Ian Cumming

Ian Cumming

Veterinary Surgeon


Supporting the work on the stud, in the laboratory and at the Store are two of the industry’s most experienced veterinary surgeons, Gaynor and Ian Cumming.

Ian has a background in bovine AI, embryo transfer, bovine IVF, PCR embryo sexing, semen sexing, bovine genomics and the drafting of new Export Health Certificates.