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 7.81
Milk (kg) -291.00 -0.014 4.07
Fat (kg) 0.07 -0.375 -0.03
Prot (kg) -8.52 -0.441 3.76
Fertility Sub Index 6.72
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index -2.76
Carcass Weight (kg) 7.80 -0.528 -4.11
Age of Slaughter (days) -3.14 -0.432 1.36
Maintenance Sub Index Maint. Sub Index -2.97
Live WT (kg) 9.70 -0.307 -2.97
Total Carbon Sub Index 8.84

* Based on an €80/tonne carbon price