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 2.49
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -0.09 -0.375 0.03
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index -3.06
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 2.75
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 8.53

* Based on an €80/tonne carbon price