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 12.47
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -13.67 -0.375 5.12
Prot (kg) -9.16 -0.441 4.04
Fertility Sub Index 2.34
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.25
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 23.59

* Based on an €80/tonne carbon price