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 -2.38
Milk (kg) 29.00 -0.014 -0.41
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) 1.67 -0.441 -0.74
Fertility Sub Index -0.18
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 1.39 1.117 1.55
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index -2.67
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index -4.87
Live WT (kg) 15.90 -0.307 -4.87
Total Carbon Sub Index -8.15

* Based on an €80/tonne carbon price