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 4.93
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -5.21 -0.375 1.95
Prot (kg) -4.30 -0.441 1.90
Fertility Sub Index 5.48
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 0.31 1.117 0.35
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 3.34
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 15.75

* Based on an €80/tonne carbon price