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 2.60
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -2.52 -0.441 1.11
Fertility Sub Index 0.96
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 5.91

* Based on an €80/tonne carbon price