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 11.14
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -11.16 -0.375 4.18
Prot (kg) -11.01 -0.441 4.86
Fertility Sub Index 3.58
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 1.42
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 19.92

* Based on an €80/tonne carbon price