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 3.87
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index -12.23
Calving Interval (days) 6.75 -1.459 -9.85
Survival (%) -2.13 1.117 -2.38
Calving Sub Index 1.50
Gestation Length (days) -1.63 -0.919 1.50
Beef Sub Index 0.39
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -5.43

* Based on an €80/tonne carbon price