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) -431.00 -0.014 6.03
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -9.18 -0.441 4.05
Fertility Sub Index 3.29
Calving Interval (days) -1.81 -1.459 2.64
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.31
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 17.77

* Based on an €80/tonne carbon price