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 10.81
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -7.28 -0.375 2.73
Prot (kg) -11.81 -0.441 5.21
Fertility Sub Index 7.14
Calving Interval (days) -4.83 -1.459 7.05
Survival (%) 0.08 1.117 0.09
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index 1.82
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 22.41

* Based on an €80/tonne carbon price