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 2.68
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -0.61 -0.441 0.27
Fertility Sub Index 6.11
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.55 1.117 1.73
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.18
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 18.68

* Based on an €80/tonne carbon price