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 0.02
Milk (kg) -85.00 -0.014 1.19
Fat (kg) 0.90 -0.375 -0.34
Prot (kg) 1.89 -0.441 -0.83
Fertility Sub Index 4.40
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -0.91
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 2.13

* Based on an €80/tonne carbon price