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 8.30
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -8.67 -0.375 3.25
Prot (kg) -3.94 -0.441 1.74
Fertility Sub Index -5.20
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.01
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 5.20

* Based on an €80/tonne carbon price