Table 1. Information for used studies

Farm no. Animals (head) Area (m2) Stocking density (kg/m2) Pad cooling systems
A 11,000 595 33.1 No
B 19,000 992 34.5 No
C 15,000 496 32.3 No
D 23,000 1,388 31.1 No
E 17,000 916 33.4 Yes
F 25,000 1,322 34.0 Yes
G 30,000 1,653 28.3 Yes
H 40,000 1,983 34.5 Yes