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 6.75
Milk (kg) -267.00 -0.014 3.74
Fat (kg) 2.17 -0.375 -0.81
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 9.56
Calving Interval (days) -5.00 -1.459 7.30
Survival (%) 2.03 1.117 2.27
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 4.55
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 27.73

* Based on an €80/tonne carbon price