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 4.25
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index -5.99
Calving Interval (days) 2.95 -1.459 -4.30
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.25
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index -2.46

* Based on an €80/tonne carbon price