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 3.20
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -1.22 -0.375 0.46
Prot (kg) -0.44 -0.441 0.19
Fertility Sub Index -5.17
Calving Interval (days) 2.67 -1.459 -3.90
Survival (%) -1.14 1.117 -1.27
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index -2.42

* Based on an €80/tonne carbon price