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 6.53
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -7.79 -0.375 2.92
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index 6.12
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) -0.65 1.117 -0.73
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index 0.88
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 14.71

* Based on an €80/tonne carbon price