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 6.18
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index -1.74
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 0.93
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 8.61 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 10.30
Live WT (kg) -33.60 -0.307 10.30
Total Carbon Sub Index 16.35

* Based on an €80/tonne carbon price