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 11.42
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -7.45 -0.375 2.79
Prot (kg) -11.78 -0.441 5.20
Fertility Sub Index 1.07
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 1.15
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 4.18 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 14.64

* Based on an €80/tonne carbon price