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 7.16
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -5.09 -0.375 1.91
Prot (kg) -6.79 -0.441 3.00
Fertility Sub Index -3.12
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 0.64
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 5.34

* Based on an €80/tonne carbon price