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 -9.35
Milk (kg) 28.00 -0.014 -0.39
Fat (kg) 16.62 -0.375 -6.23
Prot (kg) 6.20 -0.441 -2.74
Fertility Sub Index 7.37
Calving Interval (days) -4.71 -1.459 6.87
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.62
Gestation Length (days) -3.94 -0.919 3.62
Beef Sub Index 2.09
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 8.64

* Based on an €80/tonne carbon price