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 2.08
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -0.72 -0.375 0.27
Prot (kg) -1.75 -0.441 0.77
Fertility Sub Index 6.57
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price