समफलयोः शक्तप्रजननतो विशेषः ॥ कZ_०७.१७.२९ ॥
sama-phalayoḥ śakta-prajananato viśeṣaḥ
When the ‘value/fruit’ is equal, the differentiator is the capacity to produce offspring (i.e., reproductive/dynastic resilience).
Because it affects dynastic continuity and thus the credibility and cost of pledging an heir; greater resilience reduces deterrence and increases strategic flexibility.