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 5.52
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index -0.96
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.78
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 5.85 -0.432 -2.53
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 11.40

* Based on an €80/tonne carbon price