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 3.54
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -2.19 -0.375 0.82
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index 7.62
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 1.88 1.117 2.10
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.09
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 22.15

* Based on an €80/tonne carbon price