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 6.59
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -4.02 -0.375 1.51
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 6.52
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.11
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 16.40

* Based on an €80/tonne carbon price