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 12.96
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -10.84 -0.375 4.06
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 10.11
Calving Interval (days) -5.99 -1.459 8.74
Survival (%) 1.23 1.117 1.37
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -2.04
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 23.45

* Based on an €80/tonne carbon price