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 2.60
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 1.73
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.48
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.71 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 17.00

* Based on an €80/tonne carbon price