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 7.00
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -6.00 -0.375 2.25
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 0.71
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.30 1.117 0.34
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.66
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.74 -0.432 1.18
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 19.72

* Based on an €80/tonne carbon price