Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
Mar 2023 Milk Sub Index -7.02
Milk (kg) -105.00 -0.014 1.47
Fat (kg) 14.98 -0.375 -5.61
Prot (kg) 6.53 -0.441 -2.88
Fertility Sub Index 22.76
Calving Interval (days) -14.78 -1.459 21.56
Survival (%) 1.07 1.117 1.20
Calving Sub Index 3.91
Gestation Length (days) -4.25 -0.919 3.91
Beef Sub Index 3.68
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 24.24
* Based on an €80/tonne carbon price