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 16.22
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -17.43 -0.375 6.53
Prot (kg) -13.59 -0.441 6.00
Fertility Sub Index 9.21
Calving Interval (days) -5.58 -1.459 8.14
Survival (%) 0.96 1.117 1.07
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 5.58
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) -2.29 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 34.50

* Based on an €80/tonne carbon price