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 12.86
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -8.91 -0.375 3.34
Prot (kg) -11.26 -0.441 4.97
Fertility Sub Index 5.13
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 0.65 1.117 0.73
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.10
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -3.15 -0.432 1.36
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 25.15

* Based on an €80/tonne carbon price