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 1.04
Milk (kg) -75.00 -0.014 1.05
Fat (kg) 1.41 -0.375 -0.53
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index -1.54
Calving Interval (days) 0.62 -1.459 -0.90
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -2.03
Gestation Length (days) 2.21 -0.919 -2.03
Beef Sub Index -1.89
Carcass Weight (kg) 7.30 -0.528 -3.85
Age of Slaughter (days) -4.55 -0.432 1.96
Maintenance Sub Index Maint. Sub Index -5.49
Live WT (kg) 17.90 -0.307 -5.49
Total Carbon Sub Index -9.90

* Based on an €80/tonne carbon price