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 21.02
Milk (kg) -332.00 -0.014 4.65
Fat (kg) -23.65 -0.375 8.86
Prot (kg) -17.02 -0.441 7.51
Fertility Sub Index 5.81
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 1.69 1.117 1.89
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -2.26
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 6.34 -0.432 -2.74
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 28.69

* Based on an €80/tonne carbon price