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 0.68
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) 0.39 -0.375 -0.15
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index -7.62
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) -1.81 1.117 -2.02
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.54
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -2.64

* Based on an €80/tonne carbon price