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 12.18
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -10.69 -0.375 4.00
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index 0.37
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.15 1.117 0.17
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.08
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 22.76

* Based on an €80/tonne carbon price