Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -3.29
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 2.72 -0.375 -1.02
Prot (kg) 4.45 -0.441 -1.96
Fertility Sub Index 1.31
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 0.14 1.117 0.16
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index -2.70
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -6.25

* Based on an €80/tonne carbon price