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 2.62
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index -0.82
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.83
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 1.79

* Based on an €80/tonne carbon price