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 1.08
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -0.47 -0.375 0.18
Prot (kg) -0.04 -0.441 0.02
Fertility Sub Index 6.52
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.96
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 13.84

* Based on an €80/tonne carbon price