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 24.00
Milk (kg) -921.00 -0.014 12.89
Fat (kg) -3.54 -0.375 1.33
Prot (kg) -22.16 -0.441 9.78
Fertility Sub Index 2.79
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.62
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 30.97

* Based on an €80/tonne carbon price