Variable | Description | a | b | c |
---|---|---|---|---|
 | Generation time | 5 years | - | - |
Na = Nt = Ni | Ancestral population sizes | 15,000 | - | - |
NtE | Current European taurine population size | 7,500 | - | - |
NtA | Current African taurine population size | 7,500 | - | - |
Ni | Current indicine population size | 15,000 | - | - |
TAE | Time of African–European divergence | 15 kya (3,000 generations) | - | - |
Ttb | Timing of bottleneck in taurine cattle | 40–36 kya | - | - |
Ntb | Size of bottleneck in taurine cattle | 150 (0.01 × Na) | - | - |
Tti | Time of indicine–taurine divergence | 280 kya (56,000 generations) | - | - |
m i→t | Number of migrants from indicine to taurine lineages per generation (prior to European–African split 15 kya) (Murray et al. 2010 [38]) | 0 | 0.2175 | 0.2175 |
m t→i | Number of migrants from taurine to indicine lineages per generation (prior to European–African split 15 kya) (Murray et al. 2010 [38]) | 0 | 0.0125 | 0.0125 |
m i→A | Number of migrants from indicine lineages into Africa per generation for the past 15 kya | 0 | 0 | 2 |