Estimation of Genetic and Phenotypic Parameters for Production Traits and Somatic Cell Count for Jersey Dairy Cattle in Zimbabwe

Table 3

Pedigree structure means by Tier.

Tier	1	2	3	4
Individuals	6.00	277.00	64 43.00	11 60.00
Milk (kg)	—	44 64.84	45 39.21	45 38.83
Fat (kg)	—	198.57	205.45	211.13
Protein (kg)	—	157.78	160.88	161.53
Fat%	—	4.42	4.49	4.63
Protein%	—	3.52	3.53	3.54
Log10SCC	—	5.45	5.34	4.91

Tier 1: grand-grand-grandparents.
Tier 2: grand-grandparents.
Tier 3: grandparents.
Tier 4: parents.