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 10.48
Milk (kg) -266.00 -0.014 3.72
Fat (kg) -2.96 -0.375 1.11
Prot (kg) -12.80 -0.441 5.65
Fertility Sub Index 9.43
Calving Interval (days) -5.65 -1.459 8.24
Survival (%) 1.06 1.117 1.18
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index 1.48
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 27.60

* Based on an €80/tonne carbon price