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 -2.24
Milk (kg) 135.00 -0.014 -1.89
Fat (kg) -0.61 -0.375 0.23
Prot (kg) 1.31 -0.441 -0.58
Fertility Sub Index -4.06
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 1.96
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -1.57

* Based on an €80/tonne carbon price