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 10.86
Milk (kg) -430.00 -0.014 6.02
Fat (kg) -0.21 -0.375 0.08
Prot (kg) -10.79 -0.441 4.76
Fertility Sub Index 6.82
Calving Interval (days) -5.10 -1.459 7.44
Survival (%) -0.56 1.117 -0.63
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.13
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 7.02 -0.432 -3.03
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 24.53

* Based on an €80/tonne carbon price