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 18.25
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -16.51 -0.375 6.18
Prot (kg) -15.92 -0.441 7.03
Fertility Sub Index -0.17
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.77
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -2.16 -0.432 0.93
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 27.88

* Based on an €80/tonne carbon price