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 14.25
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -12.85 -0.375 4.81
Prot (kg) -13.25 -0.441 5.85
Fertility Sub Index -4.36
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 0.12
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 9.54

* Based on an €80/tonne carbon price