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 7.56
Milk (kg) -208.00 -0.014 2.91
Fat (kg) -4.11 -0.375 1.54
Prot (kg) -7.05 -0.441 3.11
Fertility Sub Index 8.84
Calving Interval (days) -5.29 -1.459 7.72
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.14
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 21.19

* Based on an €80/tonne carbon price