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 -7.04
Milk (kg) 178.00 -0.014 -2.49
Fat (kg) 8.32 -0.375 -3.12
Prot (kg) 3.24 -0.441 -1.43
Fertility Sub Index -3.87
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -1.66 1.117 -1.85
Calving Sub Index 2.62
Gestation Length (days) -2.85 -0.919 2.62
Beef Sub Index -3.71
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 6.27 -0.432 -2.71
Maintenance Sub Index Maint. Sub Index -5.61
Live WT (kg) 18.30 -0.307 -5.61
Total Carbon Sub Index -17.60

* Based on an €80/tonne carbon price