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 8.78
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index -1.46
Calving Interval (days) 0.73 -1.459 -1.07
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.50
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 8.30

* Based on an €80/tonne carbon price