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 1.65
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -1.16 -0.375 0.43
Prot (kg) -0.12 -0.441 0.05
Fertility Sub Index 0.30
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 1.74 1.117 1.94
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index -0.33
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 6.15 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 6.28

* Based on an €80/tonne carbon price