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 9.31
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -9.44 -0.375 3.54
Prot (kg) -7.86 -0.441 3.47
Fertility Sub Index 9.12
Calving Interval (days) -5.64 -1.459 8.23
Survival (%) 0.80 1.117 0.89
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index 5.35
Carcass Weight (kg) -10.70 -0.528 5.64
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 26.88

* Based on an €80/tonne carbon price