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 9.40
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -4.75 -0.375 1.78
Prot (kg) -8.76 -0.441 3.87
Fertility Sub Index -0.06
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 1.04
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 8.84 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 10.85
Live WT (kg) -35.40 -0.307 10.85
Total Carbon Sub Index 21.73

* Based on an €80/tonne carbon price