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 18.13
Milk (kg) -283.00 -0.014 3.96
Fat (kg) -18.04 -0.375 6.76
Prot (kg) -16.79 -0.441 7.41
Fertility Sub Index 0.45
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) -0.94 1.117 -1.05
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index 0.83
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 3.95 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 22.48

* Based on an €80/tonne carbon price