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 12.53
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -11.50 -0.441 5.08
Fertility Sub Index 1.50
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index 0.23
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 15.11

* Based on an €80/tonne carbon price