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 8.07
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index -1.88
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 1.67
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 10.65

* Based on an €80/tonne carbon price