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 3.73
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -2.58 -0.375 0.97
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index -11.70
Calving Interval (days) 6.15 -1.459 -8.97
Survival (%) -2.44 1.117 -2.73
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -0.07
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -6.90

* Based on an €80/tonne carbon price