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 21.24
Milk (kg) -503.00 -0.014 7.04
Fat (kg) -22.14 -0.375 8.29
Prot (kg) -13.39 -0.441 5.91
Fertility Sub Index 4.88
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.12
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -3.82 -0.432 1.65
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 32.44

* Based on an €80/tonne carbon price