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 3.09
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -2.40 -0.375 0.90
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 0.81
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 0.78 1.117 0.87
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -0.65
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 9.20

* Based on an €80/tonne carbon price