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 5.55
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -6.32 -0.375 2.37
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 5.62
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 2.17 1.117 2.42
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -1.47
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 6.96 -0.432 -3.00
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 10.02

* Based on an €80/tonne carbon price