The essentials for any horse breeding lease agreement – what both mare and stallion owners should look for in a breeding contract. COMPLETE AGREEMENT AND SEVERABILITY CLAUSE: This Agreement represents the complete understanding between the parties regarding these issues.What's in our Breeding Contracts: OnSite Breeding Agreement, Shipped Semen Agreement, Broodmare Lease Agreement, Embryo Sale and Purchase Agreement. A breeding contract is vital to protect all parties of the contract, which include the owners of the mare and stallion, as well as the horses involved. Our forms are in PDF format, which means our customers can type in the blanks, save filled-in documents and print out professional-looking final documents. Discover Appaloosa Horses For Sale in Middlesex on Horsemart, the UK's leading equine marketplace. The main mosquito species involved in the transmission of EEE is.