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 5.43
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -0.11 -0.375 0.04
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index 3.41
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.44
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 17.02

* Based on an €80/tonne carbon price