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 3.91
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -3.75 -0.375 1.40
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index -7.53
Calving Interval (days) 3.88 -1.459 -5.66
Survival (%) -1.67 1.117 -1.87
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 0.80
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -1.37

* Based on an €80/tonne carbon price