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 12.69
Milk (kg) -438.00 -0.014 6.13
Fat (kg) -3.35 -0.375 1.25
Prot (kg) -12.02 -0.441 5.31
Fertility Sub Index 6.78
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.77 1.117 0.86
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.68
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.79 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 25.79

* Based on an €80/tonne carbon price