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 24.41
Milk (kg) -659.00 -0.014 9.23
Fat (kg) -16.89 -0.375 6.33
Prot (kg) -20.07 -0.441 8.86
Fertility Sub Index 10.02
Calving Interval (days) -6.30 -1.459 9.19
Survival (%) 0.74 1.117 0.83
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 3.71
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 41.98

* Based on an €80/tonne carbon price