<Tr> <Td> Energy </Td> <Td> kcal </Td> <Td> 66 </Td> <Td> 60 </Td> <Td> 95 </Td> <Td> 110 </Td> </Tr> <Tr> <Td> kJ </Td> <Td> 275 </Td> <Td> 253 </Td> <Td> 396 </Td> <Td> 463 </Td> </Tr> <P> These compositions vary by breed, animal, and point in the lactation period . </P> <Table> Milk fat percentages <Tr> <Th> Cow breed </Th> <Th> Approximate percentage </Th> </Tr> <Tr> <Td> Jersey </Td> <Td> 5.2 </Td> </Tr> <Tr> <Td> Zebu </Td> <Td> 4.7 </Td> </Tr> <Tr> <Td> Brown Swiss </Td> <Td> 4.0 </Td> </Tr> <Tr> <Td> Holstein - Friesian </Td> <Td> 3.6 </Td> </Tr> </Table>

Who was the first person to drink milk