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 13.78
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -10.53 -0.375 3.94
Prot (kg) -12.51 -0.441 5.52
Fertility Sub Index 9.73
Calving Interval (days) -7.12 -1.459 10.39
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 1.76
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 25.75

* Based on an €80/tonne carbon price