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 18.22
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -16.19 -0.375 6.06
Prot (kg) -17.68 -0.441 7.80
Fertility Sub Index -6.67
Calving Interval (days) 3.95 -1.459 -5.76
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index 5.67
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) -3.96 -0.432 1.71
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price