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 6.30
Milk (kg) -344.00 -0.014 4.82
Fat (kg) 1.01 -0.375 -0.38
Prot (kg) -4.21 -0.441 1.86
Fertility Sub Index 2.08
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.97 1.117 1.08
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 13.92
Carcass Weight (kg) -33.60 -0.528 17.72
Age of Slaughter (days) 8.82 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 25.75
Live WT (kg) -84.00 -0.307 25.75
Total Carbon Sub Index 49.31

* Based on an €80/tonne carbon price