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 1.38
Milk (kg) -56.00 -0.014 0.78
Fat (kg) 0.20 -0.375 -0.07
Prot (kg) -1.51 -0.441 0.67
Fertility Sub Index -1.26
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 1.26
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 8.04

* Based on an €80/tonne carbon price