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 7.19
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -5.78 -0.375 2.16
Prot (kg) -7.48 -0.441 3.30
Fertility Sub Index 8.00
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 2.07 1.117 2.31
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 4.20
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) -0.68 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 23.72

* Based on an €80/tonne carbon price