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 1.00
Milk (kg) -52.00 -0.014 0.73
Fat (kg) 0.22 -0.375 -0.08
Prot (kg) -0.81 -0.441 0.36
Fertility Sub Index -0.04
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) 0.85 1.117 0.95
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.49
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.51 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 12.01

* Based on an €80/tonne carbon price