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 1.16
Milk (kg) -41.00 -0.014 0.57
Fat (kg) 1.70 -0.375 -0.64
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index -1.67
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index 10.29
Carcass Weight (kg) -19.60 -0.528 10.34
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 9.96
Live WT (kg) -32.50 -0.307 9.96
Total Carbon Sub Index 21.59

* Based on an €80/tonne carbon price