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 6.81
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -5.35 -0.441 2.36
Fertility Sub Index 3.90
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 1.99
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 16.91

* Based on an €80/tonne carbon price