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 1.99
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -2.23 -0.375 0.84
Prot (kg) -0.97 -0.441 0.43
Fertility Sub Index -0.72
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.88
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.01 -0.432 -3.46
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 5.40

* Based on an €80/tonne carbon price