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 0.53
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 0.34 -0.375 -0.13
Prot (kg) -1.40 -0.441 0.62
Fertility Sub Index 0.50
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.21
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 1.55

* Based on an €80/tonne carbon price