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 4.18
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -8.57 -0.375 3.21
Prot (kg) 0.18 -0.441 -0.08
Fertility Sub Index 1.46
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 1.99
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 9.53

* Based on an €80/tonne carbon price