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 0.83
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -0.57 -0.375 0.21
Prot (kg) -0.45 -0.441 0.20
Fertility Sub Index -0.51
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index -1.50
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 7.51 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 4.82

* Based on an €80/tonne carbon price