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 1.34
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -1.39 -0.441 0.61
Fertility Sub Index 0.93
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index -5.13
Carcass Weight (kg) 10.90 -0.528 -5.75
Age of Slaughter (days) -1.44 -0.432 0.62
Maintenance Sub Index Maint. Sub Index -7.85
Live WT (kg) 25.60 -0.307 -7.85
Total Carbon Sub Index -11.92

* Based on an €80/tonne carbon price