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 17.75
Milk (kg) -535.00 -0.014 7.49
Fat (kg) -9.31 -0.375 3.49
Prot (kg) -15.35 -0.441 6.77
Fertility Sub Index -1.20
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) 0.26 1.117 0.29
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -2.50
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 9.22 -0.432 -3.98
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 21.64

* Based on an €80/tonne carbon price