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 -4.80
Milk (kg) 138.00 -0.014 -1.93
Fat (kg) 1.15 -0.375 -0.43
Prot (kg) 5.53 -0.441 -2.44
Fertility Sub Index 9.09
Calving Interval (days) -4.93 -1.459 7.19
Survival (%) 1.70 1.117 1.90
Calving Sub Index 1.82
Gestation Length (days) -1.98 -0.919 1.82
Beef Sub Index 1.20
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 8.22

* Based on an €80/tonne carbon price