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 7.30
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index -1.72
Calving Interval (days) 0.86 -1.459 -1.25
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -0.68
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 4.58

* Based on an €80/tonne carbon price