Answer: The expected phenotypic ratio of the offsprings is 9 Black haired, lacking horns : 3 Black haired, having horns : 3 Red haired, lacking horns : 1 Red haired, having horns.
Explanation:
A cattle with a genotype BbPp can produce sperm cells or eggs with the following alleles: BP, Bp, bP and bp. A cross between two cattle with genotype BbPp will yield sixteen offsprings whose phenotypes are nine black haired without horns, three black haired with horns, three red haired without horns and one red haired with horns.
See the attached punnett square for more information