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 6.37
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -7.25 -0.441 3.20
Fertility Sub Index -4.78
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 1.59
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 4.94

* Based on an €80/tonne carbon price