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 4.28
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -3.93 -0.375 1.47
Prot (kg) -4.12 -0.441 1.82
Fertility Sub Index -2.01
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.30
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 1.78

* Based on an €80/tonne carbon price