ðɪs mˈeɪ biː bɪkˈʌz ɪt hɐz ðə pətˈɛnʃəl təbi ɐn ˈɑːnɪst ˈɪndᵻkˌeɪɾɚɹ ʌv mˈeɪl kəndˈɪʃən, vˌaɪəbˈɪlᵻɾi, ænd slˈæʃ ɔːɹ ˈeɪdʒ.
This may be because it has the potential to be an honest indicator of male condition, viability, and/or age.