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 -0.60
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 2.71 -0.375 -1.02
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index -1.83
Calving Interval (days) 0.62 -1.459 -0.90
Survival (%) -0.83 1.117 -0.93
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -0.15
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) -3.19 -0.432 1.38
Maintenance Sub Index Maint. Sub Index -1.62
Live WT (kg) 5.30 -0.307 -1.62
Total Carbon Sub Index -3.64

* Based on an €80/tonne carbon price