विंशतिवर्षो ग्राह्यः ॥ कZ_०२.३१.०९ ॥
viṃśativarṣo grāhyaḥ
Um elefante de vinte anos é apto a ser aceito (para o serviço do Estado).
Set a baseline age-eligibility: accept elephants at about twenty years for state service.
To standardize procurement and reduce risk—very young or very old elephants are less predictable in performance, health, and training outcomes.