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 7.05
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index -3.66
Calving Interval (days) 2.19 -1.459 -3.20
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -2.32
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 5.63 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 0.40

* Based on an €80/tonne carbon price