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 28.68
Milk (kg) -541.00 -0.014 7.57
Fat (kg) -29.22 -0.375 10.94
Prot (kg) -23.02 -0.441 10.16
Fertility Sub Index 6.67
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -0.07
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 38.83

* Based on an €80/tonne carbon price