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 16.45
Milk (kg) -320.00 -0.014 4.48
Fat (kg) -15.30 -0.375 5.73
Prot (kg) -14.14 -0.441 6.24
Fertility Sub Index -1.85
Calving Interval (days) 0.85 -1.459 -1.24
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.59
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -1.37 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 19.85

* Based on an €80/tonne carbon price