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 2.84
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -2.72 -0.375 1.02
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index 0.64
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -1.75
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.83 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 8.90

* Based on an €80/tonne carbon price