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 12.22
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -16.72 -0.375 6.26
Prot (kg) -10.84 -0.441 4.78
Fertility Sub Index -8.70
Calving Interval (days) 4.05 -1.459 -5.91
Survival (%) -2.50 1.117 -2.79
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index -2.43
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 0.62

* Based on an €80/tonne carbon price