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 -8.03
Milk (kg) 84.00 -0.014 -1.18
Fat (kg) 9.32 -0.375 -3.49
Prot (kg) 7.61 -0.441 -3.36
Fertility Sub Index -0.39
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 0.00 1.117 0.00
Calving Sub Index 2.48
Gestation Length (days) -2.70 -0.919 2.48
Beef Sub Index -1.36
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -7.02

* Based on an €80/tonne carbon price