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 -6.40
Milk (kg) 80.00 -0.014 -1.12
Fat (kg) 8.76 -0.375 -3.28
Prot (kg) 4.53 -0.441 -2.00
Fertility Sub Index 3.52
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) 1.45 1.117 1.62
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 6.08
Carcass Weight (kg) -15.20 -0.528 8.02
Age of Slaughter (days) 4.49 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 9.63
Live WT (kg) -31.40 -0.307 9.63
Total Carbon Sub Index 14.53

* Based on an €80/tonne carbon price