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 -2.93
Milk (kg) 85.00 -0.014 -1.19
Fat (kg) 1.96 -0.375 -0.73
Prot (kg) 2.29 -0.441 -1.01
Fertility Sub Index -1.83
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 2.15
Gestation Length (days) -2.34 -0.919 2.15
Beef Sub Index -0.38
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.19 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -3.14

* Based on an €80/tonne carbon price