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 4.71
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -2.73 -0.375 1.02
Prot (kg) -3.95 -0.441 1.74
Fertility Sub Index 8.05
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 2.53 1.117 2.83
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.34
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 24.79

* Based on an €80/tonne carbon price