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 2.72
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -2.66 -0.375 1.00
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index -1.07
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) 0.88 1.117 0.98
Calving Sub Index -1.22
Gestation Length (days) 1.33 -0.919 -1.22
Beef Sub Index -0.09
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.86 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 5.88

* Based on an €80/tonne carbon price