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 5.96
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -4.55 -0.375 1.70
Prot (kg) -6.67 -0.441 2.94
Fertility Sub Index 0.87
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.03
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 7.45

* Based on an €80/tonne carbon price