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 2.16
Milk (kg) -83.00 -0.014 1.16
Fat (kg) 3.11 -0.375 -1.16
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index -0.34
Calving Interval (days) 0.20 -1.459 -0.29
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index 0.52
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 3.16

* Based on an €80/tonne carbon price