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 5.81
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -6.61 -0.375 2.48
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 4.40
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 0.26 1.117 0.29
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index 2.81
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -2.12 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 16.73

* Based on an €80/tonne carbon price