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 -5.90
Milk (kg) 81.00 -0.014 -1.13
Fat (kg) 7.27 -0.375 -2.72
Prot (kg) 4.62 -0.441 -2.04
Fertility Sub Index -7.56
Calving Interval (days) 3.32 -1.459 -4.84
Survival (%) -2.43 1.117 -2.71
Calving Sub Index 2.20
Gestation Length (days) -2.39 -0.919 2.20
Beef Sub Index -0.11
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -13.15

* Based on an €80/tonne carbon price