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 0.05
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) -3.13 -0.375 1.17
Prot (kg) -0.64 -0.441 0.28
Fertility Sub Index -1.18
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) 1.11 1.117 1.24
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 1.35
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 6.82

* Based on an €80/tonne carbon price