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 5.81
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -6.91 -0.375 2.59
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 8.45
Calving Interval (days) -5.11 -1.459 7.46
Survival (%) 0.89 1.117 0.99
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 3.51
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 23.15

* Based on an €80/tonne carbon price