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 15.02
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -12.84 -0.375 4.81
Prot (kg) -13.11 -0.441 5.79
Fertility Sub Index 3.99
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 0.93 1.117 1.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.49
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 32.01

* Based on an €80/tonne carbon price