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Table 1 Parameter values for the three demographic models simulated, shown in Figure 1

From: How do SNP ascertainment schemes and population demographics affect inferences about population history?

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

  1. Parameter values adapted from Murray et al. [38].
  2. Values for simulations (b) and (c) were the same as for (a) unless specified.