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 12.75
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -13.87 -0.375 5.20
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index 7.84
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 1.99 1.117 2.22
Calving Sub Index -0.74
Gestation Length (days) 0.81 -0.919 -0.74
Beef Sub Index 1.38
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 25.08

* Based on an €80/tonne carbon price