Batch

Individual progressive motility (%)

Fresh semen at NAIC

Frozen semen at NAIC

Frozen semen at district

Motility loss

B1

80

58

47.8 ± 2.26

10.2

B2

80

63

49.1 ± 1.23

13.9

B3

80

55

51.3 ± 1.07

3.7

80

58.7

49.4

9.3