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 8.55
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -8.58 -0.441 3.79
Fertility Sub Index 5.65
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.00 1.117 1.12
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.13
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 26.16

* Based on an €80/tonne carbon price