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 7.06
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index -1.11
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.45
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.06 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 16.22

* Based on an €80/tonne carbon price