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 0.14
Milk (kg) -17.00 -0.014 0.24
Fat (kg) 3.05 -0.375 -1.14
Prot (kg) -2.36 -0.441 1.04
Fertility Sub Index -2.47
Calving Interval (days) 0.92 -1.459 -1.34
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index -0.84
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index -4.90

* Based on an €80/tonne carbon price