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 8.27
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -7.56 -0.375 2.83
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index -1.28
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 3.86
Gestation Length (days) -4.20 -0.919 3.86
Beef Sub Index 4.54
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 18.15

* Based on an €80/tonne carbon price