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 -4.43
Milk (kg) 135.00 -0.014 -1.89
Fat (kg) 2.89 -0.375 -1.08
Prot (kg) 3.31 -0.441 -1.46
Fertility Sub Index -7.08
Calving Interval (days) 3.52 -1.459 -5.14
Survival (%) -1.74 1.117 -1.94
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 0.23
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index -7.90

* Based on an €80/tonne carbon price