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 21.34
Milk (kg) -443.00 -0.014 6.20
Fat (kg) -21.64 -0.375 8.11
Prot (kg) -15.94 -0.441 7.04
Fertility Sub Index 7.86
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 0.91 1.117 1.02
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 4.66
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 0.32 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 9.10
Live WT (kg) -29.70 -0.307 9.10
Total Carbon Sub Index 43.16

* Based on an €80/tonne carbon price