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 9.33
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -11.52 -0.441 5.08
Fertility Sub Index 2.88
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) 0.87 1.117 0.97
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.06
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 11.57

* Based on an €80/tonne carbon price