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 7.67
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -5.21 -0.441 2.30
Fertility Sub Index 6.55
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.84 1.117 2.06
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.73
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 23.15

* Based on an €80/tonne carbon price