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 4.64
Milk (kg) -199.00 -0.014 2.79
Fat (kg) 0.66 -0.375 -0.25
Prot (kg) -4.75 -0.441 2.10
Fertility Sub Index 14.29
Calving Interval (days) -8.60 -1.459 12.55
Survival (%) 1.56 1.117 1.74
Calving Sub Index 3.49
Gestation Length (days) -3.80 -0.919 3.49
Beef Sub Index 6.24
Carcass Weight (kg) -13.90 -0.528 7.33
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 8.46
Live WT (kg) -27.60 -0.307 8.46
Total Carbon Sub Index 37.11

* Based on an €80/tonne carbon price