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 1.64
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.08 -0.375 0.78
Prot (kg) -0.37 -0.441 0.16
Fertility Sub Index -0.42
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.69
Gestation Length (days) 0.75 -0.919 -0.69
Beef Sub Index -1.75
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 6.75 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 3.99

* Based on an €80/tonne carbon price