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 -3.52
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) 5.48 -0.375 -2.05
Prot (kg) 1.43 -0.441 -0.63
Fertility Sub Index 1.21
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index 0.15
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -1.99

* Based on an €80/tonne carbon price