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 5.64
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -4.50 -0.375 1.69
Prot (kg) -3.88 -0.441 1.71
Fertility Sub Index 3.27
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 0.92 1.117 1.03
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.05
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 16.80

* Based on an €80/tonne carbon price