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 4.48
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -2.82 -0.375 1.06
Prot (kg) -3.95 -0.441 1.74
Fertility Sub Index 2.44
Calving Interval (days) -2.11 -1.459 3.08
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index -0.57
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 10.30

* Based on an €80/tonne carbon price