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 6.21
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -6.09 -0.375 2.28
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index -3.42
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.29
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 12.76

* Based on an €80/tonne carbon price