Forty five adult ewes were used, 15 for each of the three breeds: Hampshire Down (HD), Texel (TE) and Ile de France (IF). These animals were measured for rectal temperature (Rt), skin temperature (St), fleece temperature (Ft), temperature of the coat surface (Cst) and respiratory rate (Rr), Air temperature (At), air vapour pressure (Avp), wind speed (Ws), globe temperature (Gt) and radiant heat load (Rhl) were also recorded. The Thermal Comfort Index equation was used: TCI = 0.6678Ta + 0.4969e […]