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 15.83
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -13.27 -0.375 4.97
Prot (kg) -13.82 -0.441 6.10
Fertility Sub Index 7.20
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 1.01 1.117 1.13
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.15
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 26.66

* Based on an €80/tonne carbon price