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 4.19
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -7.31 -0.375 2.74
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index 4.78
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 2.41
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price