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 6.72
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -2.52 -0.375 0.94
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index 1.07
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.47
Carcass Weight (kg) -2.80 -0.528 1.48
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 20.24

* Based on an €80/tonne carbon price