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 3.93
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -1.82 -0.441 0.80
Fertility Sub Index -0.78
Calving Interval (days) 1.44 -1.459 -2.10
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.84
Gestation Length (days) 0.91 -0.919 -0.84
Beef Sub Index -1.35
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.06 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 6.45

* Based on an €80/tonne carbon price