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 4.57
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index 2.97
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.96
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 5.83 -0.432 -2.52
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 15.90

* Based on an €80/tonne carbon price