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 18.18
Milk (kg) -366.00 -0.014 5.12
Fat (kg) -15.52 -0.375 5.81
Prot (kg) -16.42 -0.441 7.25
Fertility Sub Index 0.88
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 20.88

* Based on an €80/tonne carbon price