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 2.23
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -2.82 -0.375 1.06
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index -0.42
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) 1.28 1.117 1.43
Calving Sub Index -0.74
Gestation Length (days) 0.81 -0.919 -0.74
Beef Sub Index -1.50
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.66 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 5.17

* Based on an €80/tonne carbon price