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 5.50
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -4.48 -0.375 1.68
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index -2.50
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index -1.17
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 1.25

* Based on an €80/tonne carbon price