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 20.34
Milk (kg) -503.00 -0.014 7.04
Fat (kg) -16.43 -0.375 6.15
Prot (kg) -16.19 -0.441 7.15
Fertility Sub Index 6.78
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.88 1.117 2.10
Calving Sub Index -0.95
Gestation Length (days) 1.03 -0.919 -0.95
Beef Sub Index -1.91
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.87 -0.432 -2.97
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 30.00

* Based on an €80/tonne carbon price