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 -0.85
Milk (kg) 123.00 -0.014 -1.72
Fat (kg) -0.86 -0.375 0.32
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index -0.94
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) 0.66 1.117 0.74
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index 0.99
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 4.77

* Based on an €80/tonne carbon price