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 -0.09
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.14 -0.375 -0.05
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index 1.75
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.55 1.117 0.61
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.52
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.30 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 13.32

* Based on an €80/tonne carbon price