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 15.50
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -13.00 -0.375 4.87
Prot (kg) -13.62 -0.441 6.01
Fertility Sub Index 0.53
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.18
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -3.57 -0.432 1.54
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 29.76

* Based on an €80/tonne carbon price