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 8.33
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -8.39 -0.375 3.14
Prot (kg) -8.97 -0.441 3.96
Fertility Sub Index -12.71
Calving Interval (days) 6.57 -1.459 -9.59
Survival (%) -2.80 1.117 -3.13
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 0.29
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -3.05

* Based on an €80/tonne carbon price