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 17.81
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -16.52 -0.375 6.19
Prot (kg) -14.10 -0.441 6.22
Fertility Sub Index 0.00
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index 1.00
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 21.22

* Based on an €80/tonne carbon price