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 3.71
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -2.55 -0.375 0.96
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index 9.11
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 3.06 1.117 3.42
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.48
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 20.18

* Based on an €80/tonne carbon price