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 7.86
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -7.46 -0.375 2.79
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index 3.74
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 1.92
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -2.13 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 15.62

* Based on an €80/tonne carbon price