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 -5.72
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 10.28 -0.375 -3.85
Prot (kg) 5.18 -0.441 -2.29
Fertility Sub Index 1.79
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.87 1.117 0.97
Calving Sub Index 2.37
Gestation Length (days) -2.58 -0.919 2.37
Beef Sub Index 3.35
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 5.59

* Based on an €80/tonne carbon price