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 4.26
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -2.64 -0.375 0.99
Prot (kg) -5.86 -0.441 2.59
Fertility Sub Index -1.74
Calving Interval (days) 0.98 -1.459 -1.43
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 0.32
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 4.61

* Based on an €80/tonne carbon price