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 1.36
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -0.28 -0.375 0.10
Prot (kg) -1.10 -0.441 0.49
Fertility Sub Index 6.93
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 1.76 1.117 1.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.66
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.12 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 21.28

* Based on an €80/tonne carbon price