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 21.69
Milk (kg) -409.00 -0.014 5.73
Fat (kg) -20.07 -0.375 7.52
Prot (kg) -19.13 -0.441 8.44
Fertility Sub Index 1.56
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.86 1.117 0.96
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 3.02
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -2.84 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 35.21

* Based on an €80/tonne carbon price