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 12.23
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -10.40 -0.375 3.90
Prot (kg) -10.25 -0.441 4.52
Fertility Sub Index 12.48
Calving Interval (days) -8.24 -1.459 12.02
Survival (%) 0.41 1.117 0.46
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index 8.43
Carcass Weight (kg) -15.20 -0.528 8.02
Age of Slaughter (days) -0.96 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 34.75

* Based on an €80/tonne carbon price