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 5.75
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -4.38 -0.375 1.64
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 2.00
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 11.17

* Based on an €80/tonne carbon price