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 -2.14
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) 4.83 -0.375 -1.81
Prot (kg) -0.24 -0.441 0.11
Fertility Sub Index -7.15
Calving Interval (days) 4.35 -1.459 -6.35
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 0.60
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -5.54

* Based on an €80/tonne carbon price