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 3.22
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -2.50 -0.441 1.10
Fertility Sub Index -3.40
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index 0.35
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 0.70

* Based on an €80/tonne carbon price