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 5.25
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 0.48
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) -0.73 1.117 -0.82
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.12
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 7.02

* Based on an €80/tonne carbon price