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 0.27
Milk (kg) -5.00 -0.014 0.07
Fat (kg) 2.15 -0.375 -0.81
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index -0.58
Calving Interval (days) 0.86 -1.459 -1.25
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.59
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 0.80

* Based on an €80/tonne carbon price