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 2.74
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.55 -0.375 0.96
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index -0.12
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.14
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.37 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 17.73

* Based on an €80/tonne carbon price