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 7.80
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -8.20 -0.441 3.62
Fertility Sub Index 6.41
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) 0.88 1.117 0.98
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 5.56
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) -3.11 -0.432 1.34
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 24.05

* Based on an €80/tonne carbon price