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 3.39
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -1.95 -0.375 0.73
Prot (kg) -5.93 -0.441 2.62
Fertility Sub Index -8.52
Calving Interval (days) 4.81 -1.459 -7.02
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index -1.02
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 6.52 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index -6.40

* Based on an €80/tonne carbon price