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 -7.25
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 11.03 -0.375 -4.13
Prot (kg) 6.68 -0.441 -2.95
Fertility Sub Index 4.90
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 0.81 1.117 0.90
Calving Sub Index 4.15
Gestation Length (days) -4.51 -0.919 4.15
Beef Sub Index 1.80
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 6.83 -0.432 -2.95
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 9.74

* Based on an €80/tonne carbon price