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 1.84
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -0.56 -0.375 0.21
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index -0.89
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -2.16
Gestation Length (days) 2.35 -0.919 -2.16
Beef Sub Index -5.65
Carcass Weight (kg) 13.00 -0.528 -6.86
Age of Slaughter (days) -2.79 -0.432 1.20
Maintenance Sub Index Maint. Sub Index -8.25
Live WT (kg) 26.90 -0.307 -8.25
Total Carbon Sub Index -15.11

* Based on an €80/tonne carbon price