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 -4.34
Milk (kg) -19.00 -0.014 0.27
Fat (kg) 9.12 -0.375 -3.42
Prot (kg) 2.69 -0.441 -1.19
Fertility Sub Index 8.93
Calving Interval (days) -4.50 -1.459 6.57
Survival (%) 2.12 1.117 2.37
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.59
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 11.75

* Based on an €80/tonne carbon price