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 5.00
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -2.03 -0.375 0.76
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index -1.67
Calving Interval (days) 0.86 -1.459 -1.25
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.96
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.74 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 14.24

* Based on an €80/tonne carbon price