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 7.73
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -8.10 -0.441 3.58
Fertility Sub Index -2.47
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -2.26 1.117 -2.52
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.27
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 9.04

* Based on an €80/tonne carbon price