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 -10.45
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 15.83 -0.375 -5.93
Prot (kg) 9.64 -0.441 -4.25
Fertility Sub Index -1.63
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 1.72
Gestation Length (days) -1.87 -0.919 1.72
Beef Sub Index -0.84
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -13.05

* Based on an €80/tonne carbon price