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 2.82
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -1.67 -0.441 0.74
Fertility Sub Index -1.13
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.75 1.117 0.84
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index 0.68
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 6.36

* Based on an €80/tonne carbon price