Sex ratio in India shows improvement, though child sex ratio still needs attention. Learn trends, causes and government steps from NFHS-5, current status to 2036 estimates. Depending on the context, sex ratio might be measured in a particular life stage, e.g., ratio at the time of fertilization (also called primary sex ratio ), ratio at birth (secondary sex ratio ), ratio in organisms that have reached sexual maturity or adulthood (tertiary sex ratio ), ratio of sexually active and fertile organisms (operational sex ratio ), or ratio in organisms past reproductive stage (quaternary sex ratio ). The ratio tends to be approximately 1:1, which is explained by Fisher ... Indian Sex Ratio 2025, NFHS-5 Survey Estimated Sex Ratio By 2036, India's population is projected to reach 152.2 crore and sex ratio is expected to rise from 943 in 2011 to 952. Know all about Sex Ratio in India 2025 State-wise and Child Sex Ratio . What is the Sex Ratio of India? The sex ratio refers to the number of females per 1,000 males in a given population. It is an important demographic indicator that reflects gender balance in society; for instance, a sex ratio of 1005 means 1,005 women for every 1,000 men.