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 -0.14
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -1.08 -0.375 0.40
Prot (kg) 1.43 -0.441 -0.63
Fertility Sub Index -1.69
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.63
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 6.17

* Based on an €80/tonne carbon price