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 14.25
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -11.14 -0.375 4.17
Prot (kg) -12.52 -0.441 5.53
Fertility Sub Index 3.84
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) 1.75 1.117 1.96
Calving Sub Index -1.08
Gestation Length (days) 1.17 -0.919 -1.08
Beef Sub Index 1.90
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index 17.35

* Based on an €80/tonne carbon price