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Child Blood Type Calculator

Estimate possible child blood types with probability hints.

Child Blood Type Calculator
Estimate child blood types based on ABO and Rh inheritance
A+
O+
Possible Child Blood Types
A+
O+
A-
O-
Estimated ProbabilityAssumes equal likelihood of parent genotypes, for reference only
A+70.3%
O+23.4%
A-4.7%
O-1.6%
Possible Parent Genotypes
Father Blood Type (A+)
A/A, +/+A/A, +/-A/O, +/+A/O, +/-
Mother Blood Type (O+)
O/O, +/+O/O, +/-
Inheritance Notes
Type A can be AA or AO; type B can be BB or BO
Type AB genotype is AB; type O genotype is OO
Rh+ can be ++ or +-; Rh- is --
Child type is formed by one allele from each parent

About This Tool

This tool uses ABO and Rh inheritance rules and parent genotype possibilities to estimate a child’s potential blood types with a clear visual presentation. Results are for educational reference and not for medical diagnosis.

Features

  • 🧬 Inheritance: Compute possible child types via ABO & Rh rules
  • 📊 Probability: Percentage hints for each type
  • 🧩 Genotypes: Show parent genotype possibilities
  • 🎯 Visual Results: Badges and progress bars
  • 📱 Responsive: Consistent on mobile and desktop
  • 🛡️ Local Processing: No data upload