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 6.51
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -9.08 -0.441 4.01
Fertility Sub Index 10.40
Calving Interval (days) -5.41 -1.459 7.89
Survival (%) 2.24 1.117 2.50
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 1.91
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.75 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 25.06

* Based on an €80/tonne carbon price