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 30.85
Milk (kg) -541.00 -0.014 7.57
Fat (kg) -35.87 -0.375 13.44
Prot (kg) -22.29 -0.441 9.84
Fertility Sub Index 0.15
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index -1.78
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 32.42

* Based on an €80/tonne carbon price