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 1.32
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 3.16 -0.375 -1.18
Prot (kg) -2.41 -0.441 1.06
Fertility Sub Index -4.22
Calving Interval (days) 2.21 -1.459 -3.22
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -1.48
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index -4.54

* Based on an €80/tonne carbon price