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 33.32
Milk (kg) -822.00 -0.014 11.51
Fat (kg) -29.29 -0.375 10.97
Prot (kg) -24.57 -0.441 10.84
Fertility Sub Index 6.74
Calving Interval (days) -4.46 -1.459 6.51
Survival (%) 0.21 1.117 0.23
Calving Sub Index -1.31
Gestation Length (days) 1.43 -0.919 -1.31
Beef Sub Index 1.35
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 42.85

* Based on an €80/tonne carbon price