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 5.61
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -3.09 -0.375 1.16
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 5.14
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 0.70 1.117 0.78
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index 1.71
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price