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 12.05
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -10.79 -0.375 4.04
Prot (kg) -10.44 -0.441 4.61
Fertility Sub Index 4.57
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) -1.63 1.117 -1.82
Calving Sub Index -3.57
Gestation Length (days) 3.88 -0.919 -3.57
Beef Sub Index 0.52
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) -4.63 -0.432 2.00
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 12.29

* Based on an €80/tonne carbon price