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 4.16
Milk (kg) -177.00 -0.014 2.48
Fat (kg) 0.67 -0.375 -0.25
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index -4.23
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index -0.63
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) -2.57 -0.432 1.11
Maintenance Sub Index Maint. Sub Index -1.90
Live WT (kg) 6.20 -0.307 -1.90
Total Carbon Sub Index -2.63

* Based on an €80/tonne carbon price