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 -1.74
Milk (kg) -59.00 -0.014 0.83
Fat (kg) 4.17 -0.375 -1.56
Prot (kg) 2.28 -0.441 -1.01
Fertility Sub Index -10.24
Calving Interval (days) 4.45 -1.459 -6.49
Survival (%) -3.35 1.117 -3.74
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 1.13
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -7.73

* Based on an €80/tonne carbon price