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 -1.20
Milk (kg) 85.00 -0.014 -1.19
Fat (kg) 0.76 -0.375 -0.28
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index -1.19
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) 0.01 1.117 0.01
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index -0.20
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -3.85

* Based on an €80/tonne carbon price