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 8.64
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -6.53 -0.375 2.45
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 6.90
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -0.29
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price