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 7.80
Milk (kg) -504.00 -0.014 7.06
Fat (kg) 3.71 -0.375 -1.39
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index 7.14
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 2.29 1.117 2.56
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index 12.29
Carcass Weight (kg) -30.10 -0.528 15.88
Age of Slaughter (days) 8.30 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 21.00
Live WT (kg) -68.50 -0.307 21.00
Total Carbon Sub Index 50.28

* Based on an €80/tonne carbon price