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 2.72
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -3.00 -0.375 1.12
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index -0.49
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index -2.48
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 7.69 -0.432 -3.32
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 4.95

* Based on an €80/tonne carbon price