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 5.35
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -5.31 -0.375 1.99
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index -0.30
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) 0.02 1.117 0.02
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.64
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 17.70

* Based on an €80/tonne carbon price