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 1.50
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -1.29 -0.375 0.48
Prot (kg) -0.72 -0.441 0.32
Fertility Sub Index -0.48
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index -1.25
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 6.69 -0.432 -2.89
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 5.01

* Based on an €80/tonne carbon price