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 16.10
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -17.87 -0.375 6.69
Prot (kg) -10.27 -0.441 4.53
Fertility Sub Index -1.25
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) -3.40 1.117 -3.80
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -5.15
Carcass Weight (kg) 9.50 -0.528 -5.01
Age of Slaughter (days) 0.32 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index 6.62

* Based on an €80/tonne carbon price