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 11.80
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -14.17 -0.375 5.31
Prot (kg) -7.34 -0.441 3.24
Fertility Sub Index 7.08
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 1.43 1.117 1.60
Calving Sub Index -1.80
Gestation Length (days) 1.96 -0.919 -1.80
Beef Sub Index -1.68
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) -2.58 -0.432 1.11
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 15.02

* Based on an €80/tonne carbon price