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 17.95
Milk (kg) -414.00 -0.014 5.80
Fat (kg) -15.59 -0.375 5.84
Prot (kg) -14.31 -0.441 6.32
Fertility Sub Index 2.62
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 0.27 1.117 0.30
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index -2.66
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) -0.08 -0.432 0.03
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index 15.11

* Based on an €80/tonne carbon price