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 -7.08
Milk (kg) -2.00 -0.014 0.03
Fat (kg) 11.09 -0.375 -4.15
Prot (kg) 6.69 -0.441 -2.95
Fertility Sub Index -5.68
Calving Interval (days) 3.16 -1.459 -4.61
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index -0.73
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -12.11

* Based on an €80/tonne carbon price