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 5.57
Milk (kg) -277.00 -0.014 3.88
Fat (kg) 3.82 -0.375 -1.43
Prot (kg) -7.07 -0.441 3.12
Fertility Sub Index 6.75
Calving Interval (days) -4.00 -1.459 5.84
Survival (%) 0.82 1.117 0.92
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 1.12
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 17.70

* Based on an €80/tonne carbon price