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 6.50
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 6.97
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 2.16 1.117 2.41
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.30
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 23.70

* Based on an €80/tonne carbon price