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 9.10
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -7.24 -0.375 2.71
Prot (kg) -9.44 -0.441 4.17
Fertility Sub Index 8.39
Calving Interval (days) -4.90 -1.459 7.15
Survival (%) 1.11 1.117 1.24
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 1.62
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 20.41

* Based on an €80/tonne carbon price