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 6.49
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -3.13 -0.375 1.17
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index -2.58
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.65
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 5.30

* Based on an €80/tonne carbon price