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 -7.36
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 10.27 -0.375 -3.85
Prot (kg) 7.59 -0.441 -3.35
Fertility Sub Index 6.61
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.88
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 4.32

* Based on an €80/tonne carbon price