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 2.17
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 6.79
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 2.00 1.117 2.23
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.20
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 18.16

* Based on an €80/tonne carbon price