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 10.54
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -11.22 -0.375 4.20
Prot (kg) -7.50 -0.441 3.31
Fertility Sub Index 7.85
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) 2.21 1.117 2.47
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -3.97
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 16.25

* Based on an €80/tonne carbon price