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 -1.92
Milk (kg) -7.00 -0.014 0.10
Fat (kg) 2.17 -0.375 -0.81
Prot (kg) 2.72 -0.441 -1.20
Fertility Sub Index -2.47
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 4.84
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -4.73 -0.432 2.04
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 1.76

* Based on an €80/tonne carbon price