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 3.95
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index 0.52
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.78
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 9.44

* Based on an €80/tonne carbon price