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 2.56
Milk (kg) -181.00 -0.014 2.53
Fat (kg) 1.29 -0.375 -0.48
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index -5.65
Calving Interval (days) 3.36 -1.459 -4.90
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index -0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index -3.66

* Based on an €80/tonne carbon price