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 4.07
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -4.66 -0.441 2.06
Fertility Sub Index -3.13
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) -0.99 1.117 -1.11
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.06
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 2.60

* Based on an €80/tonne carbon price