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 12.81
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -9.79 -0.375 3.67
Prot (kg) -12.37 -0.441 5.46
Fertility Sub Index 6.08
Calving Interval (days) -3.68 -1.459 5.37
Survival (%) 0.64 1.117 0.72
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index -0.53
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 22.00

* Based on an €80/tonne carbon price