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 3.15
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index -1.18
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.34
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 11.44

* Based on an €80/tonne carbon price