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 2.03
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -1.89 -0.375 0.71
Prot (kg) 0.69 -0.441 -0.30
Fertility Sub Index 0.74
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -0.80
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.91 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 1.61

* Based on an €80/tonne carbon price