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 6.06
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -5.31 -0.375 1.99
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index 6.93
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.50
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.67 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 16.85

* Based on an €80/tonne carbon price