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 5.64
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -1.38 -0.441 0.61
Fertility Sub Index 6.39
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.54 1.117 1.72
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.19
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 24.62

* Based on an €80/tonne carbon price