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 14.24
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -10.93 -0.375 4.09
Prot (kg) -13.73 -0.441 6.06
Fertility Sub Index 11.20
Calving Interval (days) -5.70 -1.459 8.32
Survival (%) 2.58 1.117 2.88
Calving Sub Index -3.55
Gestation Length (days) 3.86 -0.919 -3.55
Beef Sub Index 2.14
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -3.86 -0.432 1.67
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 26.11

* Based on an €80/tonne carbon price