Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 7.71
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -5.88 -0.375 2.20
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index -0.81
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -1.25
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index 5.20

* Based on an €80/tonne carbon price