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 4.83
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -0.42 -0.375 0.16
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index 4.01
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 1.53 1.117 1.71
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.77
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.62 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 14.78

* Based on an €80/tonne carbon price