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 3.65
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) 2.58 -0.375 -0.97
Prot (kg) -10.75 -0.441 4.74
Fertility Sub Index -7.05
Calving Interval (days) 3.91 -1.459 -5.70
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.04
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index -3.23

* Based on an €80/tonne carbon price