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 3.55
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -0.39 -0.375 0.15
Prot (kg) -3.30 -0.441 1.46
Fertility Sub Index 0.57
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 0.82
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 6.58

* Based on an €80/tonne carbon price