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 -1.99
Milk (kg) 123.00 -0.014 -1.72
Fat (kg) -0.34 -0.375 0.13
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index -4.40
Calving Interval (days) 2.50 -1.459 -3.65
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 2.02
Gestation Length (days) -2.20 -0.919 2.02
Beef Sub Index -0.22
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.06 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -3.30

* Based on an €80/tonne carbon price