Broiler breeders age (weeks)

Trial 1 (2013)

Trial 1 (2014)

Trial 1 (2015)

Temperature

(˚C)

Humidity

(%)

Temperature

(˚C)

Humidity

(%)

Temperature

(˚C)

Humidity

(%)

25

22.1

55

23.0

47

22.2

51

26

23.3

49

23.1

61

23.6

46

27

21.6

40

23.2

53

23.5

49

28

22.7

35

22.9

60

23.0

43

29

21.9

33

23.1

44

23.2

47

30

21.7

49

22.8

39

23.1

43

31

23.1

60

21.9

69

23.0

63

32

22.7

48

22.5

67

22.7

50

33

23.1

61

21.5

49

22.8

53

34

22.6

58

22.2

56

22.4

40

35

22.8

60

24.1

44

23.2

55