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 -6.55
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) 9.41 -0.375 -3.52
Prot (kg) 5.53 -0.441 -2.44
Fertility Sub Index 6.22
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 1.36 1.117 1.52
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index -2.91
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -5.19

* Based on an €80/tonne carbon price