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 12.85
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -14.66 -0.375 5.49
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 1.30
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index -0.78
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 16.54

* Based on an €80/tonne carbon price