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 4.63
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -0.12 -0.375 0.04
Prot (kg) -2.12 -0.441 0.94
Fertility Sub Index 10.90
Calving Interval (days) -5.41 -1.459 7.89
Survival (%) 2.69 1.117 3.01
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index 0.73
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 18.72

* Based on an €80/tonne carbon price