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 9.82
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index -1.27
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index -0.72
Carcass Weight (kg) -2.45 -0.528 1.29
Age of Slaughter (days) 4.66 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 14.36

* Based on an €80/tonne carbon price