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 3.07
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -3.47 -0.375 1.30
Prot (kg) -2.61 -0.441 1.15
Fertility Sub Index -8.94
Calving Interval (days) 6.06 -1.459 -8.84
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index -2.20
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index -9.04

* Based on an €80/tonne carbon price