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 20.77
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -23.13 -0.375 8.66
Prot (kg) -17.03 -0.441 7.52
Fertility Sub Index 5.93
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 1.87 1.117 2.09
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.30
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.66 -0.432 -3.31
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 29.03

* Based on an €80/tonne carbon price