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 0.89
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 0.20 -0.375 -0.07
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index 6.42
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 0.15
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 11.30

* Based on an €80/tonne carbon price