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 -2.28
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 1.99 -0.375 -0.75
Prot (kg) 1.69 -0.441 -0.75
Fertility Sub Index -4.78
Calving Interval (days) 2.35 -1.459 -3.43
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index -5.40

* Based on an €80/tonne carbon price