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 4.23
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -2.29 -0.441 1.01
Fertility Sub Index -8.46
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -2.01 1.117 -2.25
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.29
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index -2.70

* Based on an €80/tonne carbon price