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 18.20
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -17.01 -0.375 6.37
Prot (kg) -16.12 -0.441 7.11
Fertility Sub Index 9.90
Calving Interval (days) -5.62 -1.459 8.20
Survival (%) 1.52 1.117 1.70
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index -0.98
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 30.07

* Based on an €80/tonne carbon price