Biochemical Composition Variation among Southern Ethiopian Arabica Coffee (Coffea arabica L.) Genotypes

Table 5

Eigenvalues, total variance, cumulative variance, and eigenvectors for 6 quantitative traits were studied on 104 coffee germplasm accessions.

Trits	Eigenvectors
	PCI	PCII	PC III
CP	0.14016	−0.07431	0.42755
EE	0.05874	−0.19746	0.5998
CF	0.56881	−0.10396	0.02377
CA	0.12901	0.10412	−0.53346
TCH	−0.56908	0.11569	−0.15786
EV	−0.54268	−0.01698	0.29778
Eigenvalue	2.829	2.231	1.405
% of total variation	31.44	24.79	15.61
% of cumulative variation	31.44	56.22	71.84

CP = Crude protein, EE = Crude fat, CF = Crude fiber, CA = Ash content, TCA = Total carbohydrate, and CV = Caloric value, PC = Principal component.