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 7.92
Milk (kg) -248.00 -0.014 3.47
Fat (kg) -4.53 -0.375 1.70
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 4.46
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -1.27
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 19.62

* Based on an €80/tonne carbon price