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 16.14
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -18.25 -0.375 6.84
Prot (kg) -11.98 -0.441 5.29
Fertility Sub Index 1.78
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 0.44 1.117 0.49
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -1.84
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 15.14

* Based on an €80/tonne carbon price