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 9.30
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -10.29 -0.375 3.85
Prot (kg) -9.13 -0.441 4.03
Fertility Sub Index -1.46
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.78 1.117 -0.87
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -0.96
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 8.60

* Based on an €80/tonne carbon price