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 4.23
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -3.64 -0.375 1.36
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index 0.47
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index 2.70
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -1.13 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 10.85

* Based on an €80/tonne carbon price