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 6.15
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -10.01 -0.375 3.75
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 0.25
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -1.32 1.117 -1.47
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.24
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -2.87 -0.432 1.24
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index 6.48

* Based on an €80/tonne carbon price