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 11.67
Milk (kg) -488.00 -0.014 6.83
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index 5.13
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -2.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 22.05

* Based on an €80/tonne carbon price