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 8.63
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -9.90 -0.375 3.71
Prot (kg) -8.54 -0.441 3.77
Fertility Sub Index -1.96
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.57
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 8.25

* Based on an €80/tonne carbon price