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 12.99
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -9.74 -0.375 3.65
Prot (kg) -11.09 -0.441 4.89
Fertility Sub Index 6.81
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 0.62 1.117 0.69
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.25
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 22.93

* Based on an €80/tonne carbon price