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 5.12
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -2.74 -0.375 1.03
Prot (kg) -4.10 -0.441 1.81
Fertility Sub Index 3.96
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.31
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 8.78 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 8.92
Live WT (kg) -29.10 -0.307 8.92
Total Carbon Sub Index 18.44

* Based on an €80/tonne carbon price