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 11.75
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -8.93 -0.375 3.34
Prot (kg) -12.57 -0.441 5.55
Fertility Sub Index 8.01
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 1.74 1.117 1.94
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -0.45
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 20.53

* Based on an €80/tonne carbon price