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 -2.34
Milk (kg) -73.00 -0.014 1.02
Fat (kg) 3.06 -0.375 -1.15
Prot (kg) 5.03 -0.441 -2.22
Fertility Sub Index 6.58
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 1.96 1.117 2.19
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.33
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 12.74

* Based on an €80/tonne carbon price