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 4.04
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -3.00 -0.375 1.12
Prot (kg) -3.32 -0.441 1.47
Fertility Sub Index 5.32
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 3.74
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) -0.48 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 18.12

* Based on an €80/tonne carbon price