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 7.21
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -7.61 -0.375 2.85
Prot (kg) -8.33 -0.441 3.68
Fertility Sub Index -1.00
Calving Interval (days) 0.21 -1.459 -0.31
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -2.84
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index -3.16
Live WT (kg) 10.30 -0.307 -3.16
Total Carbon Sub Index -1.12

* Based on an €80/tonne carbon price