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 21.74
Milk (kg) -525.00 -0.014 7.35
Fat (kg) -14.12 -0.375 5.29
Prot (kg) -20.62 -0.441 9.10
Fertility Sub Index 2.04
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -3.68
Gestation Length (days) 4.00 -0.919 -3.68
Beef Sub Index 3.29
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.70 -0.432 1.60
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 27.15

* Based on an €80/tonne carbon price