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 14.06
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -15.14 -0.375 5.67
Prot (kg) -9.82 -0.441 4.33
Fertility Sub Index 8.02
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 1.65 1.117 1.84
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -3.10
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 19.74

* Based on an €80/tonne carbon price