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 6.46
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -0.29 -0.375 0.11
Prot (kg) -7.31 -0.441 3.23
Fertility Sub Index 10.29
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 3.56 1.117 3.98
Calving Sub Index -3.74
Gestation Length (days) 4.07 -0.919 -3.74
Beef Sub Index 1.73
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price