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 6.06
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -5.07 -0.375 1.90
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index 3.31
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 0.52 1.117 0.58
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.11
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -4.04 -0.432 1.74
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 15.65

* Based on an €80/tonne carbon price