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 12.05
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -12.22 -0.375 4.58
Prot (kg) -11.32 -0.441 5.00
Fertility Sub Index 2.52
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 1.39 1.117 1.55
Calving Sub Index -3.78
Gestation Length (days) 4.11 -0.919 -3.78
Beef Sub Index 0.99
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -2.42 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 13.13

* Based on an €80/tonne carbon price