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 12.00
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -12.27 -0.375 4.60
Prot (kg) -11.98 -0.441 5.29
Fertility Sub Index 1.30
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.16
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 16.72

* Based on an €80/tonne carbon price