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 23.03
Milk (kg) -711.00 -0.014 9.95
Fat (kg) -14.95 -0.375 5.60
Prot (kg) -16.94 -0.441 7.48
Fertility Sub Index 5.57
Calving Interval (days) -4.11 -1.459 6.00
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 3.55
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -1.50 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 35.75

* Based on an €80/tonne carbon price