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 7.04
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -6.57 -0.375 2.46
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index 3.00
Calving Interval (days) -2.14 -1.459 3.12
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.05
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 15.07

* Based on an €80/tonne carbon price