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 7.88
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -7.86 -0.375 2.94
Prot (kg) -8.62 -0.441 3.80
Fertility Sub Index -13.23
Calving Interval (days) 6.86 -1.459 -10.01
Survival (%) -2.88 1.117 -3.22
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index -1.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 6.67 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -4.32

* Based on an €80/tonne carbon price