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 -8.36
Milk (kg) -18.00 -0.014 0.25
Fat (kg) 12.52 -0.375 -4.69
Prot (kg) 8.89 -0.441 -3.92
Fertility Sub Index 1.65
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -0.61
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -4.82

* Based on an €80/tonne carbon price