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 3.97
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -3.09 -0.375 1.16
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 1.90
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) -0.73 1.117 -0.82
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 2.11
Carcass Weight (kg) -4.05 -0.528 2.14
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 3.26
Live WT (kg) -10.65 -0.307 3.26
Total Carbon Sub Index 10.77

* Based on an €80/tonne carbon price