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 8.16
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -13.26 -0.375 4.97
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index -1.89
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -3.41
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index -3.77
Live WT (kg) 12.30 -0.307 -3.77
Total Carbon Sub Index -2.19

* Based on an €80/tonne carbon price