Fig. 2From: Estimating the heritability of nitrogen and carbon isotopes in the tail hair of beef cattle The cohort-adjusted relationship of the natural abundance of nitrogen (δ15N) and carbon (δ13C) isotopes in the tail hair of growing steers. The regressions equation was δ13C = − 0.64 δ15N – 7.33, R2  = 0.35, P < 0.01Back to article page