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 -2.83
Milk (kg) 54.00 -0.014 -0.76
Fat (kg) 4.15 -0.375 -1.55
Prot (kg) 1.17 -0.441 -0.52
Fertility Sub Index -0.58
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index -1.78
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.98 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -5.17

* Based on an €80/tonne carbon price