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 2.05
Milk (kg) -160.00 -0.014 2.24
Fat (kg) 3.00 -0.375 -1.12
Prot (kg) -2.11 -0.441 0.93
Fertility Sub Index -0.47
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) -1.79 1.117 -2.00
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index -9.55
Carcass Weight (kg) 15.90 -0.528 -8.39
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -5.52
Live WT (kg) 18.00 -0.307 -5.52
Total Carbon Sub Index -14.64

* Based on an €80/tonne carbon price