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 8.34
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -7.64 -0.375 2.86
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 6.68
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 0.31 1.117 0.35
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index 0.47
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 18.97

* Based on an €80/tonne carbon price