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 5.92
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 0.16
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 1.90
Gestation Length (days) -2.07 -0.919 1.90
Beef Sub Index 2.43
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 5.12 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 13.15

* Based on an €80/tonne carbon price