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 14.42
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -12.73 -0.375 4.77
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index 2.65
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.75 1.117 0.84
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index -3.57
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 15.15

* Based on an €80/tonne carbon price