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 6.27
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -3.12 -0.375 1.17
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index 4.87
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 0.27
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 15.76

* Based on an €80/tonne carbon price