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 2.91
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -2.89 -0.441 1.28
Fertility Sub Index 0.60
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.05
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 4.82

* Based on an €80/tonne carbon price