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 5.52
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 4.44
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.65 1.117 1.84
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.76
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.60 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 16.30

* Based on an €80/tonne carbon price