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 17.45
Milk (kg) -443.00 -0.014 6.20
Fat (kg) -15.16 -0.375 5.68
Prot (kg) -12.62 -0.441 5.57
Fertility Sub Index 5.00
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 0.95 1.117 1.06
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.61
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.63 -0.432 1.14
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 30.28

* Based on an €80/tonne carbon price