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 20.57
Milk (kg) -409.00 -0.014 5.73
Fat (kg) -23.19 -0.375 8.69
Prot (kg) -13.95 -0.441 6.16
Fertility Sub Index -1.65
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) 0.05 1.117 0.06
Calving Sub Index -1.72
Gestation Length (days) 1.87 -0.919 -1.72
Beef Sub Index -1.20
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 21.31

* Based on an €80/tonne carbon price