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 4.21
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -3.16 -0.375 1.18
Prot (kg) -3.88 -0.441 1.71
Fertility Sub Index 7.96
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.84
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price