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 -4.24
Milk (kg) 223.00 -0.014 -3.12
Fat (kg) 1.60 -0.375 -0.60
Prot (kg) 1.18 -0.441 -0.52
Fertility Sub Index -4.23
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.12
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -7.30

* Based on an €80/tonne carbon price