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 -11.31
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 16.17 -0.375 -6.06
Prot (kg) 10.15 -0.441 -4.48
Fertility Sub Index -7.78
Calving Interval (days) 4.66 -1.459 -6.80
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 1.99
Gestation Length (days) -2.16 -0.919 1.99
Beef Sub Index -1.42
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 4.75 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -20.30

* Based on an €80/tonne carbon price