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 2.59
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -1.41 -0.375 0.53
Prot (kg) -3.21 -0.441 1.42
Fertility Sub Index -4.30
Calving Interval (days) 2.48 -1.459 -3.62
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 0.98
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 4.10

* Based on an €80/tonne carbon price