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 3.22
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -6.28 -0.375 2.35
Prot (kg) -2.04 -0.441 0.90
Fertility Sub Index -0.13
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) -1.27 1.117 -1.42
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.78
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -3.76 -0.432 1.62
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 11.03

* Based on an €80/tonne carbon price