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 4.16
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -0.71 -0.375 0.27
Prot (kg) -4.34 -0.441 1.92
Fertility Sub Index 0.22
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.65
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 10.13

* Based on an €80/tonne carbon price