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 10.04
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -10.88 -0.375 4.08
Prot (kg) -9.74 -0.441 4.30
Fertility Sub Index 1.19
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 1.06
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 14.70

* Based on an €80/tonne carbon price