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 3.95
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -1.95 -0.375 0.73
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 7.10
Calving Interval (days) -5.04 -1.459 7.35
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 0.86
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 10.77

* Based on an €80/tonne carbon price