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 2.69
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -8.48 -0.375 3.18
Prot (kg) 1.51 -0.441 -0.67
Fertility Sub Index 0.08
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.93
Gestation Length (days) -2.10 -0.919 1.93
Beef Sub Index -0.25
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.97 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 3.53

* Based on an €80/tonne carbon price