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 -8.65
Milk (kg) 125.00 -0.014 -1.75
Fat (kg) 12.86 -0.375 -4.82
Prot (kg) 4.73 -0.441 -2.09
Fertility Sub Index -3.66
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.30
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index -11.00

* Based on an €80/tonne carbon price