At today's death rates, 2.6% of newborn girls and 1.7% of boys would live to see their 100th birthday (2025).
People
- For every 100 girls, 107.0 boys were born in 2025.
- In 2025, 10.5% of babies weighed 4 kilograms or more at birth, and 20 weighed over 5 kilograms.
- 1,326 people in Slovenia were born on 29 February – they get a real birthday only every four years (2026).
- In 2025, most babies were born in September (50.9 a day on average) and the fewest in April (42.9).