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 6.42
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -3.63 -0.375 1.36
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 7.19
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index -0.03
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -2.64
Live WT (kg) 8.60 -0.307 -2.64
Total Carbon Sub Index 11.46

* Based on an €80/tonne carbon price