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 12.75
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -12.67 -0.375 4.75
Prot (kg) -11.23 -0.441 4.96
Fertility Sub Index 7.34
Calving Interval (days) -4.61 -1.459 6.73
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index -0.02
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 23.30

* Based on an €80/tonne carbon price