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 3.88
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index -0.21
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.62
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 5.45

* Based on an €80/tonne carbon price