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 2.26
Milk (kg) -66.00 -0.014 0.92
Fat (kg) 2.47 -0.375 -0.93
Prot (kg) -5.12 -0.441 2.26
Fertility Sub Index 3.15
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) -0.89 1.117 -0.99
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index 1.32
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 10.01

* Based on an €80/tonne carbon price