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 0.91
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) -2.61 -0.441 1.15
Fertility Sub Index -7.70
Calving Interval (days) 3.74 -1.459 -5.46
Survival (%) -2.01 1.117 -2.25
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index -1.24
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.55 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -7.23

* Based on an €80/tonne carbon price