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 -4.71
Milk (kg) 71.00 -0.014 -0.99
Fat (kg) 8.76 -0.375 -3.28
Prot (kg) 0.99 -0.441 -0.44
Fertility Sub Index -1.33
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index 1.29
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index -4.17

* Based on an €80/tonne carbon price