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 5.92
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -3.06 -0.375 1.15
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index 0.60
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.41
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 6.65

* Based on an €80/tonne carbon price