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 0.65
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 5.40 -0.375 -2.02
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 2.96
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 0.82 1.117 0.92
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.49
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 3.84

* Based on an €80/tonne carbon price