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 3.78
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 6.31
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 1.81 1.117 2.02
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.79
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.24 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 20.99

* Based on an €80/tonne carbon price