Table 1 Seminal and serum parameters of samples obtained during July 2004 through June 2005 in 10 to 19 (n = 3), 23 to 43 (n = 8) and 51 to 70 (n = 2) years old bulls.

1089.86 ± 168.99 ^a

1502.03 ± 91.90^b

1705.5 ± 199.95 ^b

18.18 ± 3.07

24.00 ± 1.70

20.21 ± 3.50

7.84 ± 0.19

7.78 ± 0.11

8.27 ± 0.22

46.50 ± 3.60 ^a

33.70 ± 3.10 ^a

27.10 ± 3.50^b

73.12 ± 3.71^a

84.48 ± 2.17^b

66.98 ± 4.30^a

224.86 ± 9.61^a

169.54 ± 5.68^b

138.95 ± 11.66^c

11.51 ± 0.31^a

9.81 ± 0.18^b

10.63 ± 0.38^a

14.90 ± 6.49

8.6 ± 1.92

2.43 ± 0.67

68.11 ± 7.61^a

46.89 ± 3.76^b

40.99 ± 8.20^b

0.48 ± 0.08

0.63 ± 0.04

0.60 ± 0.08

53.29 ± 5.12^a

61.34 ± 2.37^a

39.23 ± 5.39^b