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 10.04
Milk (kg) -451.00 -0.014 6.31
Fat (kg) 0.70 -0.375 -0.26
Prot (kg) -9.03 -0.441 3.99
Fertility Sub Index 5.79
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 2.00 1.117 2.23
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 2.17
Carcass Weight (kg) -11.50 -0.528 6.07
Age of Slaughter (days) 9.02 -0.432 -3.89
Maintenance Sub Index Maint. Sub Index 12.20
Live WT (kg) -39.80 -0.307 12.20
Total Carbon Sub Index 30.69

* Based on an €80/tonne carbon price