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 8.54
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index 0.70
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.12
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 10.38

* Based on an €80/tonne carbon price