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 26.06
Milk (kg) -381.00 -0.014 5.33
Fat (kg) -29.22 -0.375 10.94
Prot (kg) -22.17 -0.441 9.78
Fertility Sub Index 1.35
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) 0.79 1.117 0.88
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -1.88
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 31.11

* Based on an €80/tonne carbon price