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 13.04
Milk (kg) -617.00 -0.014 8.64
Fat (kg) 0.74 -0.375 -0.28
Prot (kg) -10.60 -0.441 4.68
Fertility Sub Index 4.61
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 1.68 1.117 1.88
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index -1.25
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 8.00
Live WT (kg) -26.10 -0.307 8.00
Total Carbon Sub Index 25.26

* Based on an €80/tonne carbon price